97964575 has 6 divisors (see below), whose sum is σ = 121476104. Its totient is φ = 78371640.

The previous prime is 97964563. The next prime is 97964579. The reversal of 97964575 is 57546979.

It is a happy number.

It is not a de Polignac number, because 97964575 - 2⁹ = 97964063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97964579) 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, 1959267 + ... + 1959316.

Almost surely, 2^97964575 is an apocalyptic number.

97964575 is a deficient number, since it is larger than the sum of its proper divisors (23511529).

97964575 is a wasteful number, since it uses less digits than its factorization.

97964575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918593 (or 3918588 counting only the distinct ones).

The product of its digits is 2381400, while the sum is 52.

The square root of 97964575 is about 9897.7055421951. The cubic root of 97964575 is about 460.9880698898.

The spelling of 97964575 in words is "ninety-seven million, nine hundred sixty-four thousand, five hundred seventy-five".