56701228 has 6 divisors (see below), whose sum is σ = 99227156. Its totient is φ = 28350612.

The previous prime is 56701207. The next prime is 56701231. The reversal of 56701228 is 82210765.

It is a self number, because there is not a number n which added to its sum of digits gives 56701228.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7087650 + ... + 7087657.

Almost surely, 2^56701228 is an apocalyptic number.

It is an amenable number.

56701228 is a deficient number, since it is larger than the sum of its proper divisors (42525928).

56701228 is a wasteful number, since it uses less digits than its factorization.

56701228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14175311 (or 14175309 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 56701228 is about 7530.0217795170. The cubic root of 56701228 is about 384.1765229352.

The spelling of 56701228 in words is "fifty-six million, seven hundred one thousand, two hundred twenty-eight".