97964493 has 16 divisors (see below), whose sum is σ = 146346816. Its totient is φ = 57767040.

The previous prime is 97964479. The next prime is 97964501. The reversal of 97964493 is 39446979.

It is not a de Polignac number, because 97964493 - 2²⁴ = 81187277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97964413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38896 + ... + 41337.

It is an arithmetic number, because the mean of its divisors is an integer number (9146676).

Almost surely, 2^97964493 is an apocalyptic number.

It is an amenable number.

97964493 is a deficient number, since it is larger than the sum of its proper divisors (48382323).

97964493 is a wasteful number, since it uses less digits than its factorization.

97964493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80284.

The product of its digits is 1469664, while the sum is 51.

The square root of 97964493 is about 9897.7013998201. The cubic root of 97964493 is about 460.9879412684.

The spelling of 97964493 in words is "ninety-seven million, nine hundred sixty-four thousand, four hundred ninety-three".