56345255 has 4 divisors (see below), whose sum is σ = 67614312. Its totient is φ = 45076200.

The previous prime is 56345227. The next prime is 56345281. The reversal of 56345255 is 55254365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55254365 = 5 ⋅11050873.

It is not a de Polignac number, because 56345255 - 2¹⁰ = 56344231 is a prime.

It is a super-2 number, since 2×56345255² = 6349575522030050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent 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, 5634521 + ... + 5634530.

It is an arithmetic number, because the mean of its divisors is an integer number (16903578).

Almost surely, 2^56345255 is an apocalyptic number.

56345255 is a deficient number, since it is larger than the sum of its proper divisors (11269057).

56345255 is a wasteful number, since it uses less digits than its factorization.

56345255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11269056.

The product of its digits is 90000, while the sum is 35.

The square root of 56345255 is about 7506.3476471584. The cubic root of 56345255 is about 383.3708751302.

The spelling of 56345255 in words is "fifty-six million, three hundred forty-five thousand, two hundred fifty-five".