27616872 has 16 divisors (see below), whose sum is σ = 69042240. Its totient is φ = 9205616.

The previous prime is 27616867. The next prime is 27616873. The reversal of 27616872 is 27861672.

It is a self number, because there is not a number n which added to its sum of digits gives 27616872.

It is not an unprimeable number, because it can be changed into a prime (27616873) 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, 575328 + ... + 575375.

It is an arithmetic number, because the mean of its divisors is an integer number (4315140).

Almost surely, 2^27616872 is an apocalyptic number.

It is an amenable number.

27616872 is an abundant number, since it is smaller than the sum of its proper divisors (41425368).

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

27616872 is a wasteful number, since it uses less digits than its factorization.

27616872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150712 (or 1150708 counting only the distinct ones).

The product of its digits is 56448, while the sum is 39.

The square root of 27616872 is about 5255.1757344546. The cubic root of 27616872 is about 302.2675289711.

The spelling of 27616872 in words is "twenty-seven million, six hundred sixteen thousand, eight hundred seventy-two".