27392928 has 24 divisors (see below), whose sum is σ = 71906688. Its totient is φ = 9130944.

The previous prime is 27392909. The next prime is 27392929. The reversal of 27392928 is 82929372.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27392928.

It is not an unprimeable number, because it can be changed into a prime (27392929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142576 + ... + 142767.

It is an arithmetic number, because the mean of its divisors is an integer number (2996112).

Almost surely, 2^27392928 is an apocalyptic number.

It is an amenable number.

27392928 is an abundant number, since it is smaller than the sum of its proper divisors (44513760).

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

27392928 is a wasteful number, since it uses less digits than its factorization.

27392928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285356 (or 285348 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 27392928 is about 5233.8253696508. The cubic root of 27392928 is about 301.4482858645.

The spelling of 27392928 in words is "twenty-seven million, three hundred ninety-two thousand, nine hundred twenty-eight".