27423664 has 10 divisors (see below), whose sum is σ = 53133380. Its totient is φ = 13711824.

The previous prime is 27423553. The next prime is 27423673. The reversal of 27423664 is 46632472.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856974 + ... + 857005.

It is an arithmetic number, because the mean of its divisors is an integer number (5313338).

Almost surely, 2^27423664 is an apocalyptic number.

It is an amenable number.

27423664 is a deficient number, since it is larger than the sum of its proper divisors (25709716).

27423664 is a wasteful number, since it uses less digits than its factorization.

27423664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713987 (or 1713981 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 27423664 is about 5236.7608308954. The cubic root of 27423664 is about 301.5609895438.

The spelling of 27423664 in words is "twenty-seven million, four hundred twenty-three thousand, six hundred sixty-four".