52499812 has 12 divisors (see below), whose sum is σ = 96710320. Its totient is φ = 24868296.

The previous prime is 52499809. The next prime is 52499813. The reversal of 52499812 is 21899425.

It is not an unprimeable number, because it can be changed into a prime (52499813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345318 + ... + 345469.

Almost surely, 2^52499812 is an apocalyptic number.

It is an amenable number.

52499812 is a deficient number, since it is larger than the sum of its proper divisors (44210508).

52499812 is a wasteful number, since it uses less digits than its factorization.

52499812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690810 (or 690808 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 52499812 is about 7245.6753998506. The cubic root of 52499812 is about 374.4431724055.

The spelling of 52499812 in words is "fifty-two million, four hundred ninety-nine thousand, eight hundred twelve".