51859952 has 20 divisors (see below), whose sum is σ = 100610376. Its totient is φ = 25896000.

The previous prime is 51859937. The next prime is 51859961. The reversal of 51859952 is 25995815.

51859952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 14327 + ... + 17577.

Almost surely, 2^51859952 is an apocalyptic number.

It is an amenable number.

51859952 is a deficient number, since it is larger than the sum of its proper divisors (48750424).

51859952 is a wasteful number, since it uses less digits than its factorization.

51859952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256 (or 4250 counting only the distinct ones).

The product of its digits is 162000, while the sum is 44.

The square root of 51859952 is about 7201.3854222642. The cubic root of 51859952 is about 372.9157306150.

The spelling of 51859952 in words is "fifty-one million, eight hundred fifty-nine thousand, nine hundred fifty-two".