27966416 has 20 divisors (see below), whose sum is σ = 54615552. Its totient is φ = 13872096.

The previous prime is 27966397. The next prime is 27966427. The reversal of 27966416 is 61466972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4850 + ... + 8913.

Almost surely, 2^27966416 is an apocalyptic number.

It is an amenable number.

27966416 is a deficient number, since it is larger than the sum of its proper divisors (26649136).

27966416 is a wasteful number, since it uses less digits than its factorization.

27966416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13898 (or 13892 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 27966416 is about 5288.3282802791. The cubic root of 27966416 is about 303.5374428969.

It can be divided in two parts, 27966 and 416, that added together give a palindrome (28382).

The spelling of 27966416 in words is "twenty-seven million, nine hundred sixty-six thousand, four hundred sixteen".