27732648 has 16 divisors (see below), whose sum is σ = 69331680. Its totient is φ = 9244208.

The previous prime is 27732643. The next prime is 27732659. The reversal of 27732648 is 84623772.

It is not an unprimeable number, because it can be changed into a prime (27732643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577740 + ... + 577787.

It is an arithmetic number, because the mean of its divisors is an integer number (4333230).

Almost surely, 2^27732648 is an apocalyptic number.

It is an amenable number.

27732648 is an abundant number, since it is smaller than the sum of its proper divisors (41599032).

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

27732648 is a wasteful number, since it uses less digits than its factorization.

27732648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155536 (or 1155532 counting only the distinct ones).

The product of its digits is 112896, while the sum is 39.

The square root of 27732648 is about 5266.1796399287. The cubic root of 27732648 is about 302.6893307392.

The spelling of 27732648 in words is "twenty-seven million, seven hundred thirty-two thousand, six hundred forty-eight".