27664150 has 24 divisors (see below), whose sum is σ = 51603840. Its totient is φ = 11033760.

The previous prime is 27664139. The next prime is 27664157. The reversal of 27664150 is 5146672.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27664157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24907 + ... + 25993.

It is an arithmetic number, because the mean of its divisors is an integer number (2150160).

Almost surely, 2^27664150 is an apocalyptic number.

27664150 is a deficient number, since it is larger than the sum of its proper divisors (23939690).

27664150 is a wasteful number, since it uses less digits than its factorization.

27664150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608 (or 1603 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 27664150 is about 5259.6720430080. The cubic root of 27664150 is about 302.4399170336.

The spelling of 27664150 in words is "twenty-seven million, six hundred sixty-four thousand, one hundred fifty".