97564 has 6 divisors (see below), whose sum is σ = 170744. Its totient is φ = 48780.

The previous prime is 97561. The next prime is 97571. The reversal of 97564 is 46579.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12192 + ... + 12199.

2⁹⁷⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

97564 is a deficient number, since it is larger than the sum of its proper divisors (73180).

97564 is a wasteful number, since it uses less digits than its factorization.

97564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24395 (or 24393 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 97564 is about 312.3523651263. The cubic root of 97564 is about 46.0358888168.

The spelling of 97564 in words is "ninety-seven thousand, five hundred sixty-four".