965978504 has 16 divisors (see below), whose sum is σ = 1834137600. Its totient is φ = 476875152.

The previous prime is 965978483. The next prime is 965978509. The reversal of 965978504 is 405879569.

It is a super-2 number, since 2×965978504² = 1866228940380156032, which contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (965978509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763592 + ... + 764855.

It is an arithmetic number, because the mean of its divisors is an integer number (114633600).

Almost surely, 2^965978504 is an apocalyptic number.

It is an amenable number.

965978504 is a deficient number, since it is larger than the sum of its proper divisors (868159096).

965978504 is a wasteful number, since it uses less digits than its factorization.

965978504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528532 (or 1528528 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 53.

The square root of 965978504 is about 31080.1947226847. The cubic root of 965978504 is about 988.5284071004.

The spelling of 965978504 in words is "nine hundred sixty-five million, nine hundred seventy-eight thousand, five hundred four".