56579546 has 8 divisors (see below), whose sum is σ = 85110804. Its totient is φ = 28209280.

The previous prime is 56579543. The next prime is 56579561. The reversal of 56579546 is 64597565.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 55875625 + 703921 = 7475^2 + 839^2 .

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

It is a super-2 number, since 2×56579546² = 6402490051132232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56579546.

It is not an unprimeable number, because it can be changed into a prime (56579543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39365 + ... + 40776.

Almost surely, 2^56579546 is an apocalyptic number.

56579546 is a deficient number, since it is larger than the sum of its proper divisors (28531258).

56579546 is a wasteful number, since it uses less digits than its factorization.

56579546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80496.

The product of its digits is 1134000, while the sum is 47.

The square root of 56579546 is about 7521.9376493029. The cubic root of 56579546 is about 383.9015092096.

The spelling of 56579546 in words is "fifty-six million, five hundred seventy-nine thousand, five hundred forty-six".