97641594 has 24 divisors (see below), whose sum is σ = 217276020. Its totient is φ = 31667328.

The previous prime is 97641581. The next prime is 97641611. The reversal of 97641594 is 49514679.

It can be written as a sum of positive squares in 2 ways, for example, as 75429225 + 22212369 = 8685^2 + 4713^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72639 + ... + 73970.

Almost surely, 2^97641594 is an apocalyptic number.

97641594 is an abundant number, since it is smaller than the sum of its proper divisors (119634426).

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

97641594 is a wasteful number, since it uses less digits than its factorization.

97641594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146654 (or 146651 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 97641594 is about 9881.3761187397. The cubic root of 97641594 is about 460.4808990935.

The spelling of 97641594 in words is "ninety-seven million, six hundred forty-one thousand, five hundred ninety-four".