53330928 has 160 divisors (see below), whose sum is σ = 168370176. Its totient is φ = 14217984.

The previous prime is 53330923. The next prime is 53330939. The reversal of 53330928 is 82903335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53330923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517725 + ... + 517827.

Almost surely, 2^53330928 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 53330928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84185088).

53330928 is an abundant number, since it is smaller than the sum of its proper divisors (115039248).

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

53330928 is a wasteful number, since it uses less digits than its factorization.

53330928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 53330928 is about 7302.8027496298. The cubic root of 53330928 is about 376.4087527040.

The spelling of 53330928 in words is "fifty-three million, three hundred thirty thousand, nine hundred twenty-eight".