56819536 has 10 divisors (see below), whose sum is σ = 110087882. Its totient is φ = 28409760.

The previous prime is 56819533. The next prime is 56819549. The reversal of 56819536 is 63591865.

It can be written as a sum of positive squares in only one way, i.e., 42981136 + 13838400 = 6556^2 + 3720^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56819492 and 56819501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56819533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775595 + ... + 1775626.

Almost surely, 2^56819536 is an apocalyptic number.

It is an amenable number.

56819536 is a deficient number, since it is larger than the sum of its proper divisors (53268346).

56819536 is a wasteful number, since it uses less digits than its factorization.

56819536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551229 (or 3551223 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 56819536 is about 7537.8734401687. The cubic root of 56819536 is about 384.4435340903.

The spelling of 56819536 in words is "fifty-six million, eight hundred nineteen thousand, five hundred thirty-six".