27193928 has 8 divisors (see below), whose sum is σ = 50988630. Its totient is φ = 13596960.

The previous prime is 27193879. The next prime is 27193939. The reversal of 27193928 is 82939172.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27019204 + 174724 = 5198^2 + 418^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1699613 + ... + 1699628.

Almost surely, 2^27193928 is an apocalyptic number.

It is an amenable number.

27193928 is a deficient number, since it is larger than the sum of its proper divisors (23794702).

27193928 is a wasteful number, since it uses less digits than its factorization.

27193928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3399247 (or 3399243 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 27193928 is about 5214.7797652442. The cubic root of 27193928 is about 300.7165390619.

The spelling of 27193928 in words is "twenty-seven million, one hundred ninety-three thousand, nine hundred twenty-eight".