51738604 has 24 divisors (see below), whose sum is σ = 92419488. Its totient is φ = 25338240.

The previous prime is 51738593. The next prime is 51738641. The reversal of 51738604 is 40683715.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 51738604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48234 + ... + 49294.

It is an arithmetic number, because the mean of its divisors is an integer number (3850812).

Almost surely, 2^51738604 is an apocalyptic number.

It is an amenable number.

51738604 is a deficient number, since it is larger than the sum of its proper divisors (40680884).

51738604 is a wasteful number, since it uses less digits than its factorization.

51738604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 51738604 is about 7192.9551646038. The cubic root of 51738604 is about 372.6246394612.

The spelling of 51738604 in words is "fifty-one million, seven hundred thirty-eight thousand, six hundred four".