52752404 has 12 divisors (see below), whose sum is σ = 94568628. Its totient is φ = 25732800.

The previous prime is 52752389. The next prime is 52752433. The reversal of 52752404 is 40425725.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6240004 + 46512400 = 2498^2 + 6820^2 .

It is a super-2 number, since 2×52752404² = 5565632255558432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160667 + ... + 160994.

It is an arithmetic number, because the mean of its divisors is an integer number (7880719).

Almost surely, 2^52752404 is an apocalyptic number.

It is an amenable number.

52752404 is a deficient number, since it is larger than the sum of its proper divisors (41816224).

52752404 is a wasteful number, since it uses less digits than its factorization.

52752404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321706 (or 321704 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 52752404 is about 7263.0850194666. The cubic root of 52752404 is about 375.0427305382.

The spelling of 52752404 in words is "fifty-two million, seven hundred fifty-two thousand, four hundred four".