56404206 has 24 divisors (see below), whose sum is σ = 125513544. Its totient is φ = 18293040.

The previous prime is 56404123. The next prime is 56404207. The reversal of 56404206 is 60240465.

It is a happy number.

56404206 is a `hidden beast` number, since 56 + 404 + 206 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56404206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56404207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41680 + ... + 43011.

It is an arithmetic number, because the mean of its divisors is an integer number (5229731).

Almost surely, 2^56404206 is an apocalyptic number.

56404206 is an abundant number, since it is smaller than the sum of its proper divisors (69109338).

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

56404206 is a wasteful number, since it uses less digits than its factorization.

56404206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84736 (or 84733 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 56404206 is about 7510.2733638663. The cubic root of 56404206 is about 383.5045286164.

The spelling of 56404206 in words is "fifty-six million, four hundred four thousand, two hundred six".