97655994 has 12 divisors (see below), whose sum is σ = 211588026. Its totient is φ = 32551992.

The previous prime is 97655993. The next prime is 97656001. The reversal of 97655994 is 49955679.

It can be written as a sum of positive squares in only one way, i.e., 53100369 + 44555625 = 7287^2 + 6675^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97655994.

It is not an unprimeable number, because it can be changed into a prime (97655993) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2712649 + ... + 2712684.

Almost surely, 2^97655994 is an apocalyptic number.

97655994 is an abundant number, since it is smaller than the sum of its proper divisors (113932032).

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

97655994 is a wasteful number, since it uses less digits than its factorization.

97655994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425341 (or 5425338 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 54.

The square root of 97655994 is about 9882.1047353284. The cubic root of 97655994 is about 460.5035349352.

The spelling of 97655994 in words is "ninety-seven million, six hundred fifty-five thousand, nine hundred ninety-four".