27946766 has 24 divisors (see below), whose sum is σ = 44067240. Its totient is φ = 13288032.

The previous prime is 27946753. The next prime is 27946769. The reversal of 27946766 is 66764972.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 27946766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27946769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161456 + ... + 161628.

It is an arithmetic number, because the mean of its divisors is an integer number (1836135).

Almost surely, 2^27946766 is an apocalyptic number.

27946766 is a deficient number, since it is larger than the sum of its proper divisors (16120474).

27946766 is a wasteful number, since it uses less digits than its factorization.

27946766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 271 counting only the distinct ones).

The product of its digits is 762048, while the sum is 47.

The square root of 27946766 is about 5286.4700888211. The cubic root of 27946766 is about 303.4663348908.

The spelling of 27946766 in words is "twenty-seven million, nine hundred forty-six thousand, seven hundred sixty-six".