56005606 has 4 divisors (see below), whose sum is σ = 84008412. Its totient is φ = 28002802.

The previous prime is 56005601. The next prime is 56005613. The reversal of 56005606 is 60650065.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56005601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14001400 + ... + 14001403.

It is an arithmetic number, because the mean of its divisors is an integer number (21002103).

Almost surely, 2^56005606 is an apocalyptic number.

56005606 is a deficient number, since it is larger than the sum of its proper divisors (28002806).

56005606 is a wasteful number, since it uses less digits than its factorization.

56005606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28002805.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56005606 is about 7483.6893308047. The cubic root of 56005606 is about 382.5990026668.

The spelling of 56005606 in words is "fifty-six million, five thousand, six hundred six".