51372996 has 12 divisors (see below), whose sum is σ = 119870352. Its totient is φ = 17124328.

The previous prime is 51372967. The next prime is 51373009. The reversal of 51372996 is 69927315.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2140530 + ... + 2140553.

It is an arithmetic number, because the mean of its divisors is an integer number (9989196).

Almost surely, 2^51372996 is an apocalyptic number.

It is an amenable number.

51372996 is an abundant number, since it is smaller than the sum of its proper divisors (68497356).

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

51372996 is a wasteful number, since it uses less digits than its factorization.

51372996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281090 (or 4281088 counting only the distinct ones).

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

The square root of 51372996 is about 7167.4957969991. The cubic root of 51372996 is about 371.7448533675.

The spelling of 51372996 in words is "fifty-one million, three hundred seventy-two thousand, nine hundred ninety-six".