51753984 has 88 divisors (see below), whose sum is σ = 146204928. Its totient is φ = 16220160.

The previous prime is 51753953. The next prime is 51753997. The reversal of 51753984 is 48935715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51729 + ... + 52719.

Almost surely, 2^51753984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51753984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73102464).

51753984 is an abundant number, since it is smaller than the sum of its proper divisors (94450944).

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

51753984 is a wasteful number, since it uses less digits than its factorization.

51753984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031 (or 1013 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 51753984 is about 7194.0241867817. The cubic root of 51753984 is about 372.6615583750.

The spelling of 51753984 in words is "fifty-one million, seven hundred fifty-three thousand, nine hundred eighty-four".