52239370 has 16 divisors (see below), whose sum is σ = 95165280. Its totient is φ = 20643664.

The previous prime is 52239337. The next prime is 52239377. The reversal of 52239370 is 7393225.

It is not an unprimeable number, because it can be changed into a prime (52239377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30640 + ... + 32299.

It is an arithmetic number, because the mean of its divisors is an integer number (5947830).

Almost surely, 2^52239370 is an apocalyptic number.

52239370 is a deficient number, since it is larger than the sum of its proper divisors (42925910).

52239370 is a wasteful number, since it uses less digits than its factorization.

52239370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63029.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 52239370 is about 7227.6808175237. The cubic root of 52239370 is about 373.8229642450.

The spelling of 52239370 in words is "fifty-two million, two hundred thirty-nine thousand, three hundred seventy".