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63672492 = 22313431947
BaseRepresentation
bin1111001011100…
…1000010101100
311102210220020110
43302321002230
5112300004432
610152420020
71402131042
oct362710254
9142726213
1063672492
1132a3a0a4
12193a7610
1310264740
148656392
1558cadcc
hex3cb90ac

63672492 has 48 divisors (see below), whose sum is σ = 160538112. Its totient is φ = 19525440.

The previous prime is 63672491. The next prime is 63672493. The reversal of 63672492 is 29427636.

63672492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63672491) and next prime (63672493).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 63672492.

It is not an unprimeable number, because it can be changed into a prime (63672491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66763 + ... + 67709.

It is an arithmetic number, because the mean of its divisors is an integer number (3344544).

Almost surely, 263672492 is an apocalyptic number.

It is an amenable number.

63672492 is an abundant number, since it is smaller than the sum of its proper divisors (96865620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63672492 is a wasteful number, since it uses less digits than its factorization.

63672492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398 (or 1396 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 63672492 is about 7979.5044958945. The cubic root of 63672492 is about 399.3165244849.

The spelling of 63672492 in words is "sixty-three million, six hundred seventy-two thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 431 862 947 1293 1724 1894 2586 2841 3788 5172 5603 5682 11206 11364 12311 16809 22412 24622 33618 36933 49244 67236 73866 147732 408157 816314 1224471 1632628 2448942 4897884 5306041 10612082 15918123 21224164 31836246 63672492