22256127 has 24 divisors (see below), whose sum is σ = 33860736. Its totient is φ = 14605272.

The previous prime is 22256123. The next prime is 22256189. The reversal of 22256127 is 72165222.

22256127 is a `hidden beast` number, since 22 + 25 + 612 + 7 = 666.

It is not a de Polignac number, because 22256127 - 2² = 22256123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 22256127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22256123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15598 + ... + 16964.

It is an arithmetic number, because the mean of its divisors is an integer number (1410864).

Almost surely, 2^22256127 is an apocalyptic number.

22256127 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22256127 is a deficient number, since it is larger than the sum of its proper divisors (11604609).

22256127 is an equidigital number, since it uses as much as digits as its factorization.

22256127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449 (or 1437 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 22256127 is about 4717.6399820249. The cubic root of 22256127 is about 281.2871310977.

The spelling of 22256127 in words is "twenty-two million, two hundred fifty-six thousand, one hundred twenty-seven".