27439122 has 32 divisors (see below), whose sum is σ = 58344192. Its totient is φ = 8573184.

The previous prime is 27439109. The next prime is 27439147. The reversal of 27439122 is 22193472.

It is a super-2 number, since 2×27439122² = 1505810832261768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27439122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37068 + ... + 37800.

It is an arithmetic number, because the mean of its divisors is an integer number (1823256).

Almost surely, 2^27439122 is an apocalyptic number.

27439122 is an abundant number, since it is smaller than the sum of its proper divisors (30905070).

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

27439122 is a wasteful number, since it uses less digits than its factorization.

27439122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122.

The product of its digits is 6048, while the sum is 30.

The square root of 27439122 is about 5238.2365353237. The cubic root of 27439122 is about 301.6176395741.

The spelling of 27439122 in words is "twenty-seven million, four hundred thirty-nine thousand, one hundred twenty-two".