27612868 has 6 divisors (see below), whose sum is σ = 48322526. Its totient is φ = 13806432.

The previous prime is 27612859. The next prime is 27612869. The reversal of 27612868 is 86821672.

It can be written as a sum of positive squares in only one way, i.e., 24522304 + 3090564 = 4952^2 + 1758^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 27612868.

It is not an unprimeable number, because it can be changed into a prime (27612869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3451605 + ... + 3451612.

Almost surely, 2^27612868 is an apocalyptic number.

It is an amenable number.

27612868 is a deficient number, since it is larger than the sum of its proper divisors (20709658).

27612868 is a wasteful number, since it uses less digits than its factorization.

27612868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6903221 (or 6903219 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 27612868 is about 5254.7947628808. The cubic root of 27612868 is about 302.2529202966.

The spelling of 27612868 in words is "twenty-seven million, six hundred twelve thousand, eight hundred sixty-eight".