51489596 has 12 divisors (see below), whose sum is σ = 90341160. Its totient is φ = 25677840.

The previous prime is 51489539. The next prime is 51489623. The reversal of 51489596 is 69598415.

It is a happy number.

51489596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 51489596.

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, 14990 + ... + 18101.

It is an arithmetic number, because the mean of its divisors is an integer number (7528430).

Almost surely, 2^51489596 is an apocalyptic number.

It is an amenable number.

51489596 is a deficient number, since it is larger than the sum of its proper divisors (38851564).

51489596 is a wasteful number, since it uses less digits than its factorization.

51489596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33484 (or 33482 counting only the distinct ones).

The product of its digits is 388800, while the sum is 47.

The square root of 51489596 is about 7175.6251295619. The cubic root of 51489596 is about 372.0258875113.

The spelling of 51489596 in words is "fifty-one million, four hundred eighty-nine thousand, five hundred ninety-six".