27400264 has 8 divisors (see below), whose sum is σ = 51375510. Its totient is φ = 13700128.

The previous prime is 27400211. The next prime is 27400267. The reversal of 27400264 is 46200472.

It can be written as a sum of positive squares in only one way, i.e., 21436900 + 5963364 = 4630^2 + 2442^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (27400267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1712509 + ... + 1712524.

Almost surely, 2^27400264 is an apocalyptic number.

It is an amenable number.

27400264 is a deficient number, since it is larger than the sum of its proper divisors (23975246).

27400264 is a wasteful number, since it uses less digits than its factorization.

27400264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425039 (or 3425035 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 27400264 is about 5234.5261485640. The cubic root of 27400264 is about 301.4751933842.

The spelling of 27400264 in words is "twenty-seven million, four hundred thousand, two hundred sixty-four".