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97622040 = 23354318919
BaseRepresentation
bin1011101000110…
…01100000011000
320210200201021010
411310121200120
5144442401130
613404213520
72263526235
oct564314030
9223621233
1097622040
115011797a
122883a2a0
13172c0329
14cd7278c
1588850b0
hex5d19818

97622040 has 64 divisors (see below), whose sum is σ = 299692800. Its totient is φ = 25425792.

The previous prime is 97622017. The next prime is 97622047. The reversal of 97622040 is 4022679.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 97621989 and 97622007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97622047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4300 + ... + 14619.

It is an arithmetic number, because the mean of its divisors is an integer number (4682700).

Almost surely, 297622040 is an apocalyptic number.

It is an amenable number.

97622040 is an abundant number, since it is smaller than the sum of its proper divisors (202070760).

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

97622040 is a wasteful number, since it uses less digits than its factorization.

97622040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18976 (or 18972 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 97622040 is about 9880.3866321111. The cubic root of 97622040 is about 460.4501579436.

The spelling of 97622040 in words is "ninety-seven million, six hundred twenty-two thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 43 60 86 120 129 172 215 258 344 430 516 645 860 1032 1290 1720 2580 5160 18919 37838 56757 75676 94595 113514 151352 189190 227028 283785 378380 454056 567570 756760 813517 1135140 1627034 2270280 2440551 3254068 4067585 4881102 6508136 8135170 9762204 12202755 16270340 19524408 24405510 32540680 48811020 97622040