51560356 has 12 divisors (see below), whose sum is σ = 90323100. Its totient is φ = 25753760.

The previous prime is 51560339. The next prime is 51560359. The reversal of 51560356 is 65306515.

It can be written as a sum of positive squares in 2 ways, for example, as 44622400 + 6937956 = 6680^2 + 2634^2 .

It is not an unprimeable number, because it can be changed into a prime (51560359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1831 + ... + 10318.

It is an arithmetic number, because the mean of its divisors is an integer number (7526925).

Almost surely, 2^51560356 is an apocalyptic number.

It is an amenable number.

51560356 is a deficient number, since it is larger than the sum of its proper divisors (38762744).

51560356 is a wasteful number, since it uses less digits than its factorization.

51560356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13214 (or 13212 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 51560356 is about 7180.5540176229. The cubic root of 51560356 is about 372.1962293805.

The spelling of 51560356 in words is "fifty-one million, five hundred sixty thousand, three hundred fifty-six".