27900272 has 20 divisors (see below), whose sum is σ = 54743520. Its totient is φ = 13772928.

The previous prime is 27900259. The next prime is 27900277. The reversal of 27900272 is 27200972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27900277) by changing a digit.

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, 9773 + ... + 12300.

It is an arithmetic number, because the mean of its divisors is an integer number (2737176).

Almost surely, 2^27900272 is an apocalyptic number.

It is an amenable number.

27900272 is a deficient number, since it is larger than the sum of its proper divisors (26843248).

27900272 is a wasteful number, since it uses less digits than its factorization.

27900272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22160 (or 22154 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 27900272 is about 5282.0708060381. The cubic root of 27900272 is about 303.2979529103.

The spelling of 27900272 in words is "twenty-seven million, nine hundred thousand, two hundred seventy-two".