27255264 has 24 divisors (see below), whose sum is σ = 71545320. Its totient is φ = 9085056.

The previous prime is 27255257. The next prime is 27255269. The reversal of 27255264 is 46255272.

It is a tau number, because it is divible by the number of its divisors (24).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27255269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141859 + ... + 142050.

It is an arithmetic number, because the mean of its divisors is an integer number (2981055).

Almost surely, 2^27255264 is an apocalyptic number.

27255264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27255264 is an abundant number, since it is smaller than the sum of its proper divisors (44290056).

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

27255264 is a wasteful number, since it uses less digits than its factorization.

27255264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283922 (or 283914 counting only the distinct ones).

The product of its digits is 33600, while the sum is 33.

The square root of 27255264 is about 5220.6574298646. The cubic root of 27255264 is about 300.9424583626.

The spelling of 27255264 in words is "twenty-seven million, two hundred fifty-five thousand, two hundred sixty-four".