53332992 has 110 divisors (see below), whose sum is σ = 159510428. Its totient is φ = 17750016.

The previous prime is 53332987. The next prime is 53333003. The reversal of 53332992 is 29923335.

53332992 is a `hidden beast` number, since 533 + 32 + 9 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 82623 + ... + 83265.

Almost surely, 2^53332992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53332992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79755214).

53332992 is an abundant number, since it is smaller than the sum of its proper divisors (106177436).

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

53332992 is an equidigital number, since it uses as much as digits as its factorization.

53332992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 648 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 53332992 is about 7302.9440638690. The cubic root of 53332992 is about 376.4136085333.

The spelling of 53332992 in words is "fifty-three million, three hundred thirty-two thousand, nine hundred ninety-two".