56566276 has 48 divisors (see below), whose sum is σ = 114836400. Its totient is φ = 24145920.

The previous prime is 56566273. The next prime is 56566283. The reversal of 56566276 is 67266565.

It can be written as a sum of positive squares in 8 ways, for example, as 705600 + 55860676 = 840^2 + 7474^2 .

It is not an unprimeable number, because it can be changed into a prime (56566271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53400 + ... + 54448.

It is an arithmetic number, because the mean of its divisors is an integer number (2392425).

Almost surely, 2^56566276 is an apocalyptic number.

It is an amenable number.

56566276 is an abundant number, since it is smaller than the sum of its proper divisors (58270124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56566276 is a wasteful number, since it uses less digits than its factorization.

56566276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144 (or 1142 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 56566276 is about 7521.0555110304. The cubic root of 56566276 is about 383.8714938200.

The spelling of 56566276 in words is "fifty-six million, five hundred sixty-six thousand, two hundred seventy-six".