51711304 has 16 divisors (see below), whose sum is σ = 97196400. Its totient is φ = 25792272.

The previous prime is 51711287. The next prime is 51711313. The reversal of 51711304 is 40311715.

It is a super-2 number, since 2×51711304² = 5348117922760832, which contains 22 as substring.

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, 4362 + ... + 11065.

It is an arithmetic number, because the mean of its divisors is an integer number (6074775).

Almost surely, 2^51711304 is an apocalyptic number.

It is an amenable number.

51711304 is a deficient number, since it is larger than the sum of its proper divisors (45485096).

51711304 is a wasteful number, since it uses less digits than its factorization.

51711304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15852 (or 15848 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 51711304 is about 7191.0572240805. The cubic root of 51711304 is about 372.5590891654.

The spelling of 51711304 in words is "fifty-one million, seven hundred eleven thousand, three hundred four".