52322978 has 16 divisors (see below), whose sum is σ = 82550016. Its totient is φ = 24838320.

The previous prime is 52322971. The next prime is 52322981. The reversal of 52322978 is 87922325.

It is not an unprimeable number, because it can be changed into a prime (52322971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676 + ... + 11247.

It is an arithmetic number, because the mean of its divisors is an integer number (5159376).

Almost surely, 2^52322978 is an apocalyptic number.

52322978 is a deficient number, since it is larger than the sum of its proper divisors (30227038).

52322978 is a wasteful number, since it uses less digits than its factorization.

52322978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16009.

The product of its digits is 60480, while the sum is 38.

The square root of 52322978 is about 7233.4623798013. The cubic root of 52322978 is about 374.0222898437.

The spelling of 52322978 in words is "fifty-two million, three hundred twenty-two thousand, nine hundred seventy-eight".