27996332 has 24 divisors (see below), whose sum is σ = 60300576. Its totient is φ = 11075328.

The previous prime is 27996299. The next prime is 27996373. The reversal of 27996332 is 23369972.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 27996332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38093 + ... + 38820.

It is an arithmetic number, because the mean of its divisors is an integer number (2512524).

Almost surely, 2^27996332 is an apocalyptic number.

It is an amenable number.

27996332 is an abundant number, since it is smaller than the sum of its proper divisors (32304244).

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

27996332 is a wasteful number, since it uses less digits than its factorization.

27996332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76937 (or 76935 counting only the distinct ones).

The product of its digits is 122472, while the sum is 41.

The square root of 27996332 is about 5291.1560173558. The cubic root of 27996332 is about 303.6456368367.

The spelling of 27996332 in words is "twenty-seven million, nine hundred ninety-six thousand, three hundred thirty-two".