56655245 has 16 divisors (see below), whose sum is σ = 72480000. Its totient is φ = 42389568.

The previous prime is 56655239. The next prime is 56655293. The reversal of 56655245 is 54255665.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56655245 - 2⁴ = 56655229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56655199 and 56655208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3731 + ... + 11279.

It is an arithmetic number, because the mean of its divisors is an integer number (4530000).

Almost surely, 2^56655245 is an apocalyptic number.

It is an amenable number.

56655245 is a deficient number, since it is larger than the sum of its proper divisors (15824755).

56655245 is a wasteful number, since it uses less digits than its factorization.

56655245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7652.

The product of its digits is 180000, while the sum is 38.

The square root of 56655245 is about 7526.9678490080. The cubic root of 56655245 is about 384.0726429591.

The spelling of 56655245 in words is "fifty-six million, six hundred fifty-five thousand, two hundred forty-five".