56671662 has 16 divisors (see below), whose sum is σ = 114067152. Its totient is φ = 18769920.

The previous prime is 56671651. The next prime is 56671669. The reversal of 56671662 is 26617665.

It is a self number, because there is not a number n which added to its sum of digits gives 56671662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56671669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29139 + ... + 31022.

It is an arithmetic number, because the mean of its divisors is an integer number (7129197).

Almost surely, 2^56671662 is an apocalyptic number.

56671662 is an abundant number, since it is smaller than the sum of its proper divisors (57395490).

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

56671662 is a wasteful number, since it uses less digits than its factorization.

56671662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60323.

The product of its digits is 90720, while the sum is 39.

The square root of 56671662 is about 7528.0583153958. The cubic root of 56671662 is about 384.1097369748.

The spelling of 56671662 in words is "fifty-six million, six hundred seventy-one thousand, six hundred sixty-two".