56576330 has 16 divisors (see below), whose sum is σ = 104590440. Its totient is φ = 22018752.

The previous prime is 56576329. The next prime is 56576383. The reversal of 56576330 is 3367565.

It can be written as a sum of positive squares in 4 ways, for example, as 37295449 + 19280881 = 6107^2 + 4391^2 .

It is a super-2 number, since 2×56576330² = 6401762232537800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76085 + ... + 76824.

Almost surely, 2^56576330 is an apocalyptic number.

56576330 is a deficient number, since it is larger than the sum of its proper divisors (48014110).

56576330 is a wasteful number, since it uses less digits than its factorization.

56576330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152953.

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 56576330 is about 7521.7238715603. The cubic root of 56576330 is about 383.8942353758.

The spelling of 56576330 in words is "fifty-six million, five hundred seventy-six thousand, three hundred thirty".