51973732 has 24 divisors (see below), whose sum is σ = 96187392. Its totient is φ = 24532800.

The previous prime is 51973729. The next prime is 51973841. The reversal of 51973732 is 23737915.

It is a junction number, because it is equal to n+sod(n) for n = 51973691 and 51973700.

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 7 ways as a sum of consecutive naturals, for example, 28 + ... + 10195.

It is an arithmetic number, because the mean of its divisors is an integer number (4007808).

Almost surely, 2^51973732 is an apocalyptic number.

It is an amenable number.

51973732 is a deficient number, since it is larger than the sum of its proper divisors (44213660).

51973732 is a wasteful number, since it uses less digits than its factorization.

51973732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10299 (or 10297 counting only the distinct ones).

The product of its digits is 39690, while the sum is 37.

The square root of 51973732 is about 7209.2809627590. The cubic root of 51973732 is about 373.1882553503.

The spelling of 51973732 in words is "fifty-one million, nine hundred seventy-three thousand, seven hundred thirty-two".