27855328 has 12 divisors (see below), whose sum is σ = 54840240. Its totient is φ = 13927648.

The previous prime is 27855313. The next prime is 27855343. The reversal of 27855328 is 82355872.

It is an interprime number because it is at equal distance from previous prime (27855313) and next prime (27855343).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435208 + ... + 435271.

It is an arithmetic number, because the mean of its divisors is an integer number (4570020).

Almost surely, 2^27855328 is an apocalyptic number.

It is an amenable number.

27855328 is a deficient number, since it is larger than the sum of its proper divisors (26984912).

27855328 is an equidigital number, since it uses as much as digits as its factorization.

27855328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870489 (or 870481 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 27855328 is about 5277.8146992861. The cubic root of 27855328 is about 303.1350064788.

The spelling of 27855328 in words is "twenty-seven million, eight hundred fifty-five thousand, three hundred twenty-eight".