27290128 has 20 divisors (see below), whose sum is σ = 53621568. Its totient is φ = 13452320.

The previous prime is 27290093. The next prime is 27290183. The reversal of 27290128 is 82109272.

It is a self number, because there is not a number n which added to its sum of digits gives 27290128.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10876 + ... + 13147.

Almost surely, 2^27290128 is an apocalyptic number.

It is an amenable number.

27290128 is a deficient number, since it is larger than the sum of its proper divisors (26331440).

27290128 is a wasteful number, since it uses less digits than its factorization.

27290128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24102 (or 24096 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 27290128 is about 5223.9954058173. The cubic root of 27290128 is about 301.0707221156.

The spelling of 27290128 in words is "twenty-seven million, two hundred ninety thousand, one hundred twenty-eight".