52457332 has 12 divisors (see below), whose sum is σ = 94761856. Its totient is φ = 25382520.

The previous prime is 52457329. The next prime is 52457341. The reversal of 52457332 is 23375425.

52457332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 52457294 and 52457303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211398 + ... + 211645.

Almost surely, 2^52457332 is an apocalyptic number.

It is an amenable number.

52457332 is a deficient number, since it is larger than the sum of its proper divisors (42304524).

52457332 is a wasteful number, since it uses less digits than its factorization.

52457332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423078 (or 423076 counting only the distinct ones).

The product of its digits is 25200, while the sum is 31.

The square root of 52457332 is about 7242.7434028826. The cubic root of 52457332 is about 374.3421521194.

The spelling of 52457332 in words is "fifty-two million, four hundred fifty-seven thousand, three hundred thirty-two".