51593044 has 6 divisors (see below), whose sum is σ = 90287834. Its totient is φ = 25796520.

The previous prime is 51593029. The next prime is 51593051. The reversal of 51593044 is 44039515.

It can be written as a sum of positive squares in only one way, i.e., 29030544 + 22562500 = 5388^2 + 4750^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51592997 and 51593015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6449127 + ... + 6449134.

Almost surely, 2^51593044 is an apocalyptic number.

It is an amenable number.

51593044 is a deficient number, since it is larger than the sum of its proper divisors (38694790).

51593044 is a wasteful number, since it uses less digits than its factorization.

51593044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12898265 (or 12898263 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 51593044 is about 7182.8298044712. The cubic root of 51593044 is about 372.2748671890.

The spelling of 51593044 in words is "fifty-one million, five hundred ninety-three thousand, forty-four".