27968896 has 32 divisors (see below), whose sum is σ = 55967400. Its totient is φ = 13922304.

The previous prime is 27968881. The next prime is 27968903. The reversal of 27968896 is 69886972.

27968896 is nontrivially palindromic in base 7.

It is a tau number, because it is divible by the number of its divisors (32).

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, 44875 + ... + 45493.

Almost surely, 2^27968896 is an apocalyptic number.

It is an amenable number.

27968896 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

27968896 is an equidigital number, since it uses as much as digits as its factorization.

27968896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986 (or 974 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The square root of 27968896 is about 5288.5627537167. The cubic root of 27968896 is about 303.5464149751.

The spelling of 27968896 in words is "twenty-seven million, nine hundred sixty-eight thousand, eight hundred ninety-six".