51632976 has 40 divisors (see below), whose sum is σ = 139187520. Its totient is φ = 16462336.

The previous prime is 51632969. The next prime is 51632983. The reversal of 51632976 is 67923615.

51632976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51632969) and next prime (51632983).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22281 + ... + 24488.

It is an arithmetic number, because the mean of its divisors is an integer number (3479688).

Almost surely, 2^51632976 is an apocalyptic number.

It is an amenable number.

51632976 is an abundant number, since it is smaller than the sum of its proper divisors (87554544).

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

51632976 is a wasteful number, since it uses less digits than its factorization.

51632976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46803 (or 46797 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 51632976 is about 7185.6089512302. The cubic root of 51632976 is about 372.3708868927.

The spelling of 51632976 in words is "fifty-one million, six hundred thirty-two thousand, nine hundred seventy-six".