51937692 has 24 divisors (see below), whose sum is σ = 121642752. Its totient is φ = 17247600.

The previous prime is 51937687. The next prime is 51937709. The reversal of 51937692 is 29673915.

It is a congruent number.

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, 4734 + ... + 11237.

It is an arithmetic number, because the mean of its divisors is an integer number (5068448).

Almost surely, 2^51937692 is an apocalyptic number.

It is an amenable number.

51937692 is an abundant number, since it is smaller than the sum of its proper divisors (69705060).

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

51937692 is a wasteful number, since it uses less digits than its factorization.

51937692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16249 (or 16247 counting only the distinct ones).

The product of its digits is 102060, while the sum is 42.

The square root of 51937692 is about 7206.7809734999. The cubic root of 51937692 is about 373.1019757740.

The spelling of 51937692 in words is "fifty-one million, nine hundred thirty-seven thousand, six hundred ninety-two".