97569764 has 6 divisors (see below), whose sum is σ = 170747094. Its totient is φ = 48784880.

The previous prime is 97569757. The next prime is 97569781. The reversal of 97569764 is 46796579.

It can be written as a sum of positive squares in only one way, i.e., 70425664 + 27144100 = 8392^2 + 5210^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12196217 + ... + 12196224.

It is an arithmetic number, because the mean of its divisors is an integer number (28457849).

Almost surely, 2^97569764 is an apocalyptic number.

It is an amenable number.

97569764 is a deficient number, since it is larger than the sum of its proper divisors (73177330).

97569764 is a wasteful number, since it uses less digits than its factorization.

97569764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24392445 (or 24392443 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 53.

The square root of 97569764 is about 9877.7408348266. The cubic root of 97569764 is about 460.3679538625.

The spelling of 97569764 in words is "ninety-seven million, five hundred sixty-nine thousand, seven hundred sixty-four".