27942664 has 16 divisors (see below), whose sum is σ = 52902720. Its totient is φ = 13835280.

The previous prime is 27942653. The next prime is 27942671. The reversal of 27942664 is 46624972.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16132 + ... + 17779.

It is an arithmetic number, because the mean of its divisors is an integer number (3306420).

Almost surely, 2^27942664 is an apocalyptic number.

It is an amenable number.

27942664 is a deficient number, since it is larger than the sum of its proper divisors (24960056).

27942664 is a wasteful number, since it uses less digits than its factorization.

27942664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34020 (or 34016 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 27942664 is about 5286.0821030325. The cubic root of 27942664 is about 303.4514866633.

The spelling of 27942664 in words is "twenty-seven million, nine hundred forty-two thousand, six hundred sixty-four".