27715964 has 12 divisors (see below), whose sum is σ = 48705888. Its totient is φ = 13800000.

The previous prime is 27715949. The next prime is 27715969. The reversal of 27715964 is 46951772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27715969) 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, 13412 + ... + 15339.

It is an arithmetic number, because the mean of its divisors is an integer number (4058824).

Almost surely, 2^27715964 is an apocalyptic number.

It is an amenable number.

27715964 is a deficient number, since it is larger than the sum of its proper divisors (20989924).

27715964 is a wasteful number, since it uses less digits than its factorization.

27715964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28996 (or 28994 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 27715964 is about 5264.5953310772. The cubic root of 27715964 is about 302.6286191206.

The spelling of 27715964 in words is "twenty-seven million, seven hundred fifteen thousand, nine hundred sixty-four".