523016812 has 12 divisors (see below), whose sum is σ = 916624296. Its totient is φ = 261124160.

The previous prime is 523016789. The next prime is 523016821. The reversal of 523016812 is 218610325.

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, 92989 + ... + 98452.

It is an arithmetic number, because the mean of its divisors is an integer number (76385358).

Almost surely, 2^523016812 is an apocalyptic number.

It is an amenable number.

523016812 is a deficient number, since it is larger than the sum of its proper divisors (393607484).

523016812 is a wasteful number, since it uses less digits than its factorization.

523016812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192128 (or 192126 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 523016812 is about 22869.5608178207. The cubic root of 523016812 is about 805.6972532333.

The spelling of 523016812 in words is "five hundred twenty-three million, sixteen thousand, eight hundred twelve".