97645604 has 24 divisors (see below), whose sum is σ = 199835328. Its totient is φ = 40874400.

The previous prime is 97645589. The next prime is 97645609. The reversal of 97645604 is 40654679.

It is not an unprimeable number, because it can be changed into a prime (97645609) 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 7 ways as a sum of consecutive naturals, for example, 39347 + ... + 41754.

It is an arithmetic number, because the mean of its divisors is an integer number (8326472).

Almost surely, 2^97645604 is an apocalyptic number.

It is an amenable number.

97645604 is an abundant number, since it is smaller than the sum of its proper divisors (102189724).

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

97645604 is a wasteful number, since it uses less digits than its factorization.

97645604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81155 (or 81153 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 97645604 is about 9881.5790236176. The cubic root of 97645604 is about 460.4872027702.

The spelling of 97645604 in words is "ninety-seven million, six hundred forty-five thousand, six hundred four".