27222356 has 12 divisors (see below), whose sum is σ = 54444768. Its totient is φ = 11666712.

The previous prime is 27222347. The next prime is 27222463. The reversal of 27222356 is 65322272.

27222356 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486086 + ... + 486141.

It is an arithmetic number, because the mean of its divisors is an integer number (4537064).

Almost surely, 2^27222356 is an apocalyptic number.

It is an amenable number.

27222356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27222356 is a wasteful number, since it uses less digits than its factorization.

27222356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972238 (or 972236 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 27222356 is about 5217.5047676068. The cubic root of 27222356 is about 300.8212902965.

The spelling of 27222356 in words is "twenty-seven million, two hundred twenty-two thousand, three hundred fifty-six".