27022872 has 16 divisors (see below), whose sum is σ = 67557240. Its totient is φ = 9007616.

The previous prime is 27022859. The next prime is 27022873. The reversal of 27022872 is 27822072.

It is a super-2 number, since 2×27022872² = 1460471222256768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27022873) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 562953 + ... + 563000.

Almost surely, 2^27022872 is an apocalyptic number.

It is an amenable number.

27022872 is an abundant number, since it is smaller than the sum of its proper divisors (40534368).

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

27022872 is a wasteful number, since it uses less digits than its factorization.

27022872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125962 (or 1125958 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 27022872 is about 5198.3528160370. The cubic root of 27022872 is about 300.0846872025.

The spelling of 27022872 in words is "twenty-seven million, twenty-two thousand, eight hundred seventy-two".