27904304 has 20 divisors (see below), whose sum is σ = 54147576. Its totient is φ = 13930752.

The previous prime is 27904277. The next prime is 27904307. The reversal of 27904304 is 40340972.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (27904307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17192 + ... + 18744.

Almost surely, 2^27904304 is an apocalyptic number.

It is an amenable number.

27904304 is a deficient number, since it is larger than the sum of its proper divisors (26243272).

27904304 is a wasteful number, since it uses less digits than its factorization.

27904304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684 (or 2678 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 27904304 is about 5282.4524607421. The cubic root of 27904304 is about 303.3125625461.

The spelling of 27904304 in words is "twenty-seven million, nine hundred four thousand, three hundred four".