27869328 has 60 divisors (see below), whose sum is σ = 78794560. Its totient is φ = 9194688.

The previous prime is 27869311. The next prime is 27869339. The reversal of 27869328 is 82396872.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13893 + ... + 15771.

Almost surely, 2^27869328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27869328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39397280).

27869328 is an abundant number, since it is smaller than the sum of its proper divisors (50925232).

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

27869328 is a wasteful number, since it uses less digits than its factorization.

27869328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 1987 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 27869328 is about 5279.1408391896. The cubic root of 27869328 is about 303.1857828724.

The spelling of 27869328 in words is "twenty-seven million, eight hundred sixty-nine thousand, three hundred twenty-eight".