53321752 has 32 divisors (see below), whose sum is σ = 114811200. Its totient is φ = 22960800.

The previous prime is 53321731. The next prime is 53321777. The reversal of 53321752 is 25712335.

It is a self number, because there is not a number n which added to its sum of digits gives 53321752.

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, 14274 + ... + 17617.

It is an arithmetic number, because the mean of its divisors is an integer number (3587850).

Almost surely, 2^53321752 is an apocalyptic number.

It is an amenable number.

53321752 is an abundant number, since it is smaller than the sum of its proper divisors (61489448).

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

53321752 is a wasteful number, since it uses less digits than its factorization.

53321752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31927 (or 31923 counting only the distinct ones).

The product of its digits is 6300, while the sum is 28.

The square root of 53321752 is about 7302.1744706628. The cubic root of 53321752 is about 376.3871634502.

The spelling of 53321752 in words is "fifty-three million, three hundred twenty-one thousand, seven hundred fifty-two".