27766396 has 24 divisors (see below), whose sum is σ = 56318976. Its totient is φ = 11731440.

The previous prime is 27766381. The next prime is 27766397. The reversal of 27766396 is 69366772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27766397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4996 + ... + 8971.

It is an arithmetic number, because the mean of its divisors is an integer number (2346624).

Almost surely, 2^27766396 is an apocalyptic number.

It is an amenable number.

27766396 is an abundant number, since it is smaller than the sum of its proper divisors (28552580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27766396 is a wasteful number, since it uses less digits than its factorization.

27766396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14049 (or 14047 counting only the distinct ones).

The product of its digits is 571536, while the sum is 46.

The square root of 27766396 is about 5269.3828860693. The cubic root of 27766396 is about 302.8120623623.

The spelling of 27766396 in words is "twenty-seven million, seven hundred sixty-six thousand, three hundred ninety-six".