52313328 has 60 divisors (see below), whose sum is σ = 146917680. Its totient is φ = 17376768.

The previous prime is 52313321. The next prime is 52313329. The reversal of 52313328 is 82331325.

52313328 is a `hidden beast` number, since 523 + 133 + 2 + 8 = 666.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61933 + ... + 62771.

It is an arithmetic number, because the mean of its divisors is an integer number (2448628).

Almost surely, 2^52313328 is an apocalyptic number.

It is an amenable number.

52313328 is an abundant number, since it is smaller than the sum of its proper divisors (94604352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52313328 is a wasteful number, since it uses less digits than its factorization.

52313328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286 (or 1277 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 52313328 is about 7232.7953102518. The cubic root of 52313328 is about 373.9992946120. Note that the first 3 decimals are identical.

The spelling of 52313328 in words is "fifty-two million, three hundred thirteen thousand, three hundred twenty-eight".