97365138 has 16 divisors (see below), whose sum is σ = 209709696. Its totient is φ = 29958480.

The previous prime is 97365133. The next prime is 97365143. The reversal of 97365138 is 83156379.

It is an interprime number because it is at equal distance from previous prime (97365133) and next prime (97365143).

It is a self number, because there is not a number n which added to its sum of digits gives 97365138.

It is not an unprimeable number, because it can be changed into a prime (97365131) 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, 624058 + ... + 624213.

It is an arithmetic number, because the mean of its divisors is an integer number (13106856).

Almost surely, 2^97365138 is an apocalyptic number.

97365138 is an abundant number, since it is smaller than the sum of its proper divisors (112344558).

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

97365138 is a wasteful number, since it uses less digits than its factorization.

97365138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248289.

The product of its digits is 136080, while the sum is 42.

The square root of 97365138 is about 9867.3774631358. The cubic root of 97365138 is about 460.0458964917.

The spelling of 97365138 in words is "ninety-seven million, three hundred sixty-five thousand, one hundred thirty-eight".