56166562 has 8 divisors (see below), whose sum is σ = 87155100. Its totient is φ = 27114864.

The previous prime is 56166541. The next prime is 56166563. The reversal of 56166562 is 26566165.

It can be written as a sum of positive squares in 2 ways, for example, as 54479161 + 1687401 = 7381^2 + 1299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56166563) 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, 484137 + ... + 484252.

Almost surely, 2^56166562 is an apocalyptic number.

56166562 is a deficient number, since it is larger than the sum of its proper divisors (30988538).

56166562 is a wasteful number, since it uses less digits than its factorization.

56166562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968420.

The product of its digits is 64800, while the sum is 37.

The square root of 56166562 is about 7494.4354023502. The cubic root of 56166562 is about 382.9651725905.

The spelling of 56166562 in words is "fifty-six million, one hundred sixty-six thousand, five hundred sixty-two".