27698396 has 12 divisors (see below), whose sum is σ = 52878840. Its totient is φ = 12590160.

The previous prime is 27698387. The next prime is 27698399. The reversal of 27698396 is 69389672.

It is a super-2 number, since 2×27698396² = 1534402281945632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27698399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314711 + ... + 314798.

It is an arithmetic number, because the mean of its divisors is an integer number (4406570).

Almost surely, 2^27698396 is an apocalyptic number.

It is an amenable number.

27698396 is a deficient number, since it is larger than the sum of its proper divisors (25180444).

27698396 is a wasteful number, since it uses less digits than its factorization.

27698396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629524 (or 629522 counting only the distinct ones).

The product of its digits is 979776, while the sum is 50.

The square root of 27698396 is about 5262.9265622845. The cubic root of 27698396 is about 302.5646643628.

The spelling of 27698396 in words is "twenty-seven million, six hundred ninety-eight thousand, three hundred ninety-six".