27399716 has 24 divisors (see below), whose sum is σ = 52980480. Its totient is φ = 12332672.

The previous prime is 27399689. The next prime is 27399719. The reversal of 27399716 is 61799372.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27399719) 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, 7196 + ... + 10323.

It is an arithmetic number, because the mean of its divisors is an integer number (2207520).

Almost surely, 2^27399716 is an apocalyptic number.

It is an amenable number.

27399716 is a deficient number, since it is larger than the sum of its proper divisors (25580764).

27399716 is a wasteful number, since it uses less digits than its factorization.

27399716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17563 (or 17561 counting only the distinct ones).

The product of its digits is 142884, while the sum is 44.

The square root of 27399716 is about 5234.4738035451. The cubic root of 27399716 is about 301.4731835555.

The spelling of 27399716 in words is "twenty-seven million, three hundred ninety-nine thousand, seven hundred sixteen".