27039264 has 48 divisors (see below), whose sum is σ = 81119808. Its totient is φ = 7725312.

The previous prime is 27039263. The next prime is 27039269. The reversal of 27039264 is 46293072.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×27039264² = 1462243595323392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27039263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19447 + ... + 20790.

It is an arithmetic number, because the mean of its divisors is an integer number (1689996).

Almost surely, 2^27039264 is an apocalyptic number.

27039264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27039264 is an abundant number, since it is smaller than the sum of its proper divisors (54080544).

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

27039264 is a wasteful number, since it uses less digits than its factorization.

27039264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40257 (or 40249 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 27039264 is about 5199.9292302877. The cubic root of 27039264 is about 300.1453517870.

The spelling of 27039264 in words is "twenty-seven million, thirty-nine thousand, two hundred sixty-four".