53200900 has 18 divisors (see below), whose sum is σ = 115446170. Its totient is φ = 21280320.

The previous prime is 53200883. The next prime is 53200913. The reversal of 53200900 is 900235.

It can be written as a sum of positive squares in 3 ways, for example, as 16064064 + 37136836 = 4008^2 + 6094^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 265905 + ... + 266104.

Almost surely, 2^53200900 is an apocalyptic number.

53200900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53200900 is an abundant number, since it is smaller than the sum of its proper divisors (62245270).

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

53200900 is a wasteful number, since it uses less digits than its factorization.

53200900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532023 (or 532016 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 53200900 is about 7293.8947072192. The cubic root of 53200900 is about 376.1025919689.

The spelling of 53200900 in words is "fifty-three million, two hundred thousand, nine hundred".