56204585 has 4 divisors (see below), whose sum is σ = 67445508. Its totient is φ = 44963664.

The previous prime is 56204579. The next prime is 56204597. The reversal of 56204585 is 58540265.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22005481 + 34199104 = 4691^2 + 5848^2 .

It is a cyclic number.

It is not a de Polignac number, because 56204585 - 2¹⁴ = 56188201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620454 + ... + 5620463.

It is an arithmetic number, because the mean of its divisors is an integer number (16861377).

Almost surely, 2^56204585 is an apocalyptic number.

It is an amenable number.

56204585 is a deficient number, since it is larger than the sum of its proper divisors (11240923).

56204585 is a wasteful number, since it uses less digits than its factorization.

56204585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11240922.

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 56204585 is about 7496.9717219688. The cubic root of 56204585 is about 383.0515715651.

The spelling of 56204585 in words is "fifty-six million, two hundred four thousand, five hundred eighty-five".