52992772 has 12 divisors (see below), whose sum is σ = 105985600. Its totient is φ = 22711176.

The previous prime is 52992763. The next prime is 52992809. The reversal of 52992772 is 27729925.

52992772 is an admirable number.

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, 946272 + ... + 946327.

Almost surely, 2^52992772 is an apocalyptic number.

It is an amenable number.

52992772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52992772 is a wasteful number, since it uses less digits than its factorization.

52992772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892610 (or 1892608 counting only the distinct ones).

The product of its digits is 158760, while the sum is 43.

The square root of 52992772 is about 7279.6134512761. The cubic root of 52992772 is about 375.6114989015.

The spelling of 52992772 in words is "fifty-two million, nine hundred ninety-two thousand, seven hundred seventy-two".