27690268 has 12 divisors (see below), whose sum is σ = 48495160. Its totient is φ = 13834512.

The previous prime is 27690259. The next prime is 27690269. The reversal of 27690268 is 86209672.

It is a self number, because there is not a number n which added to its sum of digits gives 27690268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27690269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7663 + ... + 10681.

Almost surely, 2^27690268 is an apocalyptic number.

It is an amenable number.

27690268 is a deficient number, since it is larger than the sum of its proper divisors (20804892).

27690268 is a wasteful number, since it uses less digits than its factorization.

27690268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316 (or 5314 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 27690268 is about 5262.1543116864. The cubic root of 27690268 is about 302.5350659439.

The spelling of 27690268 in words is "twenty-seven million, six hundred ninety thousand, two hundred sixty-eight".