52312492 has 12 divisors (see below), whose sum is σ = 92246616. Its totient is φ = 25956320.

The previous prime is 52312459. The next prime is 52312499. The reversal of 52312492 is 29421325.

It is a self number, because there is not a number n which added to its sum of digits gives 52312492.

It is not an unprimeable number, because it can be changed into a prime (52312499) 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, 49393 + ... + 50440.

It is an arithmetic number, because the mean of its divisors is an integer number (7687218).

Almost surely, 2^52312492 is an apocalyptic number.

It is an amenable number.

52312492 is a deficient number, since it is larger than the sum of its proper divisors (39934124).

52312492 is a wasteful number, since it uses less digits than its factorization.

52312492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99968 (or 99966 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 52312492 is about 7232.7375177038. The cubic root of 52312492 is about 373.9973023531.

The spelling of 52312492 in words is "fifty-two million, three hundred twelve thousand, four hundred ninety-two".