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8368493 = 71962921
BaseRepresentation
bin11111111011000101101101
3120202011102012
4133323011231
54120242433
6455211005
7131062640
oct37730555
916664365
108368493
1147a6411
122976a65
131970093
14117ba57
15b04848
hex7fb16d

8368493 has 8 divisors (see below), whose sum is σ = 10067520. Its totient is φ = 6795360.

The previous prime is 8368489. The next prime is 8368517. The reversal of 8368493 is 3948638.

8368493 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8368493 - 22 = 8368489 is a prime.

It is a super-3 number, since 3×83684933 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8368493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8368433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31328 + ... + 31593.

It is an arithmetic number, because the mean of its divisors is an integer number (1258440).

Almost surely, 28368493 is an apocalyptic number.

It is an amenable number.

8368493 is a deficient number, since it is larger than the sum of its proper divisors (1699027).

8368493 is a wasteful number, since it uses less digits than its factorization.

8368493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62947.

The product of its digits is 124416, while the sum is 41.

The square root of 8368493 is about 2892.8347688729. The cubic root of 8368493 is about 203.0247973784.

The spelling of 8368493 in words is "eight million, three hundred sixty-eight thousand, four hundred ninety-three".

Divisors: 1 7 19 133 62921 440447 1195499 8368493