56590146 has 12 divisors (see below), whose sum is σ = 122612022. Its totient is φ = 18863376.

The previous prime is 56590129. The next prime is 56590187. The reversal of 56590146 is 64109565.

56590146 is a `hidden beast` number, since 56 + 590 + 14 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56475225 + 114921 = 7515^2 + 339^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56590146.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1571931 + ... + 1571966.

Almost surely, 2^56590146 is an apocalyptic number.

56590146 is an abundant number, since it is smaller than the sum of its proper divisors (66021876).

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

56590146 is a wasteful number, since it uses less digits than its factorization.

56590146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3143905 (or 3143902 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 56590146 is about 7522.6422219856. The cubic root of 56590146 is about 383.9254819594.

The spelling of 56590146 in words is "fifty-six million, five hundred ninety thousand, one hundred forty-six".