56330290 has 16 divisors (see below), whose sum is σ = 102137112. Its totient is φ = 22367104.

The previous prime is 56330279. The next prime is 56330303. The reversal of 56330290 is 9203365.

It can be written as a sum of positive squares in 4 ways, for example, as 50680161 + 5650129 = 7119^2 + 2377^2 .

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, 19189 + ... + 21928.

Almost surely, 2^56330290 is an apocalyptic number.

56330290 is a deficient number, since it is larger than the sum of its proper divisors (45806822).

56330290 is a wasteful number, since it uses less digits than its factorization.

56330290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41261.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 56330290 is about 7505.3507579593. The cubic root of 56330290 is about 383.3369317033.

The spelling of 56330290 in words is "fifty-six million, three hundred thirty thousand, two hundred ninety".