97560638 has 32 divisors (see below), whose sum is σ = 173236224. Its totient is φ = 40334112.

The previous prime is 97560623. The next prime is 97560653. The reversal of 97560638 is 83606579.

It is an interprime number because it is at equal distance from previous prime (97560623) and next prime (97560653).

It is a congruent number.

It is an unprimeable number.

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, 65045 + ... + 66527.

It is an arithmetic number, because the mean of its divisors is an integer number (5413632).

Almost surely, 2^97560638 is an apocalyptic number.

97560638 is a deficient number, since it is larger than the sum of its proper divisors (75675586).

97560638 is a wasteful number, since it uses less digits than its factorization.

97560638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 97560638 is about 9877.2788762898. The cubic root of 97560638 is about 460.3536002050.

The spelling of 97560638 in words is "ninety-seven million, five hundred sixty thousand, six hundred thirty-eight".