52998816 has 48 divisors (see below), whose sum is σ = 149827104. Its totient is φ = 16306944.

The previous prime is 52998793. The next prime is 52998889. The reversal of 52998816 is 61889925.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 19986 + ... + 22481.

It is an arithmetic number, because the mean of its divisors is an integer number (3121398).

Almost surely, 2^52998816 is an apocalyptic number.

It is an amenable number.

52998816 is an abundant number, since it is smaller than the sum of its proper divisors (96828288).

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

52998816 is a wasteful number, since it uses less digits than its factorization.

52998816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42493 (or 42485 counting only the distinct ones).

The product of its digits is 311040, while the sum is 48.

The square root of 52998816 is about 7280.0285713725. The cubic root of 52998816 is about 375.6257782677.

The spelling of 52998816 in words is "fifty-two million, nine hundred ninety-eight thousand, eight hundred sixteen".