53200928 has 48 divisors (see below), whose sum is σ = 114851520. Its totient is φ = 24057600.

The previous prime is 53200913. The next prime is 53200957. The reversal of 53200928 is 82900235.

It is a super-2 number, since 2×53200928² = 5660677480122368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53200928.

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, 126158 + ... + 126578.

It is an arithmetic number, because the mean of its divisors is an integer number (2392740).

Almost surely, 2^53200928 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 53200928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57425760).

53200928 is an abundant number, since it is smaller than the sum of its proper divisors (61650592).

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

53200928 is a wasteful number, since it uses less digits than its factorization.

53200928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 53200928 is about 7293.8966266324. The cubic root of 53200928 is about 376.1026579507.

The spelling of 53200928 in words is "fifty-three million, two hundred thousand, nine hundred twenty-eight".