56156223 has 8 divisors (see below), whose sum is σ = 75777408. Its totient is φ = 36986264.

The previous prime is 56156213. The next prime is 56156227. The reversal of 56156223 is 32265165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56156223 - 2⁴ = 56156207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56156227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112515 + ... + 113012.

It is an arithmetic number, because the mean of its divisors is an integer number (9472176).

Almost surely, 2^56156223 is an apocalyptic number.

56156223 is a deficient number, since it is larger than the sum of its proper divisors (19621185).

56156223 is a wasteful number, since it uses less digits than its factorization.

56156223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225613.

The product of its digits is 10800, while the sum is 30.

The square root of 56156223 is about 7493.7455921588. The cubic root of 56156223 is about 382.9416727253.

The spelling of 56156223 in words is "fifty-six million, one hundred fifty-six thousand, two hundred twenty-three".