51798684 has 36 divisors (see below), whose sum is σ = 140598024. Its totient is φ = 14799456.

The previous prime is 51798671. The next prime is 51798701. The reversal of 51798684 is 48689715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43459 + ... + 44634.

Almost surely, 2^51798684 is an apocalyptic number.

It is an amenable number.

51798684 is an abundant number, since it is smaller than the sum of its proper divisors (88799340).

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

51798684 is a wasteful number, since it uses less digits than its factorization.

51798684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88114 (or 88105 counting only the distinct ones).

The product of its digits is 483840, while the sum is 48.

The square root of 51798684 is about 7197.1302614306. The cubic root of 51798684 is about 372.7688169654.

The spelling of 51798684 in words is "fifty-one million, seven hundred ninety-eight thousand, six hundred eighty-four".