51595372 has 12 divisors (see below), whose sum is σ = 90437256. Its totient is φ = 25756160.

The previous prime is 51595361. The next prime is 51595387. The reversal of 51595372 is 27359515.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7498 + ... + 12625.

It is an arithmetic number, because the mean of its divisors is an integer number (7536438).

Almost surely, 2^51595372 is an apocalyptic number.

It is an amenable number.

51595372 is a deficient number, since it is larger than the sum of its proper divisors (38841884).

51595372 is a wasteful number, since it uses less digits than its factorization.

51595372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20768 (or 20766 counting only the distinct ones).

The product of its digits is 47250, while the sum is 37.

The square root of 51595372 is about 7182.9918557660. The cubic root of 51595372 is about 372.2804664118.

The spelling of 51595372 in words is "fifty-one million, five hundred ninety-five thousand, three hundred seventy-two".