51233372 has 12 divisors (see below), whose sum is σ = 92750280. Its totient is φ = 24733296.

The previous prime is 51233353. The next prime is 51233389. The reversal of 51233372 is 27333215.

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, 220718 + ... + 220949.

It is an arithmetic number, because the mean of its divisors is an integer number (7729190).

Almost surely, 2^51233372 is an apocalyptic number.

It is an amenable number.

51233372 is a deficient number, since it is larger than the sum of its proper divisors (41516908).

51233372 is a wasteful number, since it uses less digits than its factorization.

51233372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441700 (or 441698 counting only the distinct ones).

The product of its digits is 3780, while the sum is 26.

The square root of 51233372 is about 7157.7490875274. The cubic root of 51233372 is about 371.4077657830.

Adding to 51233372 its reverse (27333215), we get a palindrome (78566587).

The spelling of 51233372 in words is "fifty-one million, two hundred thirty-three thousand, three hundred seventy-two".