27856152 has 24 divisors (see below), whose sum is σ = 75443940. Its totient is φ = 9285360.

The previous prime is 27856139. The next prime is 27856163. The reversal of 27856152 is 25165872.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 193374 + ... + 193517.

Almost surely, 2^27856152 is an apocalyptic number.

It is an amenable number.

27856152 is an abundant number, since it is smaller than the sum of its proper divisors (47587788).

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

27856152 is a wasteful number, since it uses less digits than its factorization.

27856152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386903 (or 386896 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 27856152 is about 5277.8927613206. The cubic root of 27856152 is about 303.1379955034.

The spelling of 27856152 in words is "twenty-seven million, eight hundred fifty-six thousand, one hundred fifty-two".