52978562 has 32 divisors (see below), whose sum is σ = 103565952. Its totient is φ = 19724544.

The previous prime is 52978553. The next prime is 52978573. The reversal of 52978562 is 26587925.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5468 + ... + 11655.

It is an arithmetic number, because the mean of its divisors is an integer number (3236436).

Almost surely, 2^52978562 is an apocalyptic number.

52978562 is a deficient number, since it is larger than the sum of its proper divisors (50587390).

52978562 is a wasteful number, since it uses less digits than its factorization.

52978562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17162.

The product of its digits is 302400, while the sum is 44.

The square root of 52978562 is about 7278.6373724757. The cubic root of 52978562 is about 375.5779225203.

The spelling of 52978562 in words is "fifty-two million, nine hundred seventy-eight thousand, five hundred sixty-two".