27870272 has 28 divisors (see below), whose sum is σ = 55473600. Its totient is φ = 13892736.

The previous prime is 27870253. The next prime is 27870281. The reversal of 27870272 is 27207872.

It is a super-2 number, since 2×27870272² = 1553504122707968, which contains 22 as substring.

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, 37973 + ... + 38699.

It is an arithmetic number, because the mean of its divisors is an integer number (1981200).

Almost surely, 2^27870272 is an apocalyptic number.

It is an amenable number.

27870272 is a deficient number, since it is larger than the sum of its proper divisors (27603328).

27870272 is an equidigital number, since it uses as much as digits as its factorization.

27870272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 27870272 is about 5279.2302469205. The cubic root of 27870272 is about 303.1892060401.

The spelling of 27870272 in words is "twenty-seven million, eight hundred seventy thousand, two hundred seventy-two".