51375896 has 32 divisors (see below), whose sum is σ = 113173200. Its totient is φ = 21555840.

The previous prime is 51375851. The next prime is 51375913. The reversal of 51375896 is 69857315.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 21311 + ... + 23598.

Almost surely, 2^51375896 is an apocalyptic number.

It is an amenable number.

51375896 is an abundant number, since it is smaller than the sum of its proper divisors (61797304).

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

51375896 is a wasteful number, since it uses less digits than its factorization.

51375896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44939 (or 44935 counting only the distinct ones).

The product of its digits is 226800, while the sum is 44.

The square root of 51375896 is about 7167.6980963207. The cubic root of 51375896 is about 371.7518482213.

The spelling of 51375896 in words is "fifty-one million, three hundred seventy-five thousand, eight hundred ninety-six".