51304892 has 12 divisors (see below), whose sum is σ = 90254976. Its totient is φ = 25517760.

The previous prime is 51304889. The next prime is 51304909. The reversal of 51304892 is 29840315.

It is a congruent 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, 32813 + ... + 34340.

It is an arithmetic number, because the mean of its divisors is an integer number (7521248).

Almost surely, 2^51304892 is an apocalyptic number.

It is an amenable number.

51304892 is a deficient number, since it is larger than the sum of its proper divisors (38950084).

51304892 is a wasteful number, since it uses less digits than its factorization.

51304892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67348 (or 67346 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 51304892 is about 7162.7433292001. The cubic root of 51304892 is about 371.5805095213.

The spelling of 51304892 in words is "fifty-one million, three hundred four thousand, eight hundred ninety-two".