52820374 has 16 divisors (see below), whose sum is σ = 83501280. Its totient is φ = 25009600.

The previous prime is 52820363. The next prime is 52820387. The reversal of 52820374 is 47302825.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039 + ... + 10330.

It is an arithmetic number, because the mean of its divisors is an integer number (5218830).

Almost surely, 2^52820374 is an apocalyptic number.

52820374 is a deficient number, since it is larger than the sum of its proper divisors (30680906).

52820374 is a wasteful number, since it uses less digits than its factorization.

52820374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 52820374 is about 7267.7626543524. The cubic root of 52820374 is about 375.2037387695.

It can be divided in two parts, 528 and 20374, that added together give a palindrome (20902).

The spelling of 52820374 in words is "fifty-two million, eight hundred twenty thousand, three hundred seventy-four".