53500008 has 16 divisors (see below), whose sum is σ = 133750080. Its totient is φ = 17833328.

The previous prime is 53499997. The next prime is 53500033. The reversal of 53500008 is 80000535.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114560 + ... + 1114607.

It is an arithmetic number, because the mean of its divisors is an integer number (8359380).

Almost surely, 2^53500008 is an apocalyptic number.

It is an amenable number.

53500008 is an abundant number, since it is smaller than the sum of its proper divisors (80250072).

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

53500008 is a wasteful number, since it uses less digits than its factorization.

53500008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229176 (or 2229172 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 53500008 is about 7314.3699660326. The cubic root of 53500008 is about 376.8061209512.

The spelling of 53500008 in words is "fifty-three million, five hundred thousand, eight".