56606305 has 16 divisors (see below), whose sum is σ = 77823360. Its totient is φ = 38719872.

The previous prime is 56606299. The next prime is 56606371. The reversal of 56606305 is 50360665.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56606305 - 2⁹ = 56605793 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 14226 + ... + 17764.

It is an arithmetic number, because the mean of its divisors is an integer number (4863960).

Almost surely, 2^56606305 is an apocalyptic number.

It is an amenable number.

56606305 is a deficient number, since it is larger than the sum of its proper divisors (21217055).

56606305 is a wasteful number, since it uses less digits than its factorization.

56606305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 56606305 is about 7523.7161695534. The cubic root of 56606305 is about 383.9620210739.

The spelling of 56606305 in words is "fifty-six million, six hundred six thousand, three hundred five".