27389272 has 8 divisors (see below), whose sum is σ = 51354900. Its totient is φ = 13694632.

The previous prime is 27389269. The next prime is 27389291. The reversal of 27389272 is 27298372.

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

It is a congruent number.

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, 1711822 + ... + 1711837.

Almost surely, 2^27389272 is an apocalyptic number.

It is an amenable number.

27389272 is a deficient number, since it is larger than the sum of its proper divisors (23965628).

27389272 is a wasteful number, since it uses less digits than its factorization.

27389272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423665 (or 3423661 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 27389272 is about 5233.4760914711. The cubic root of 27389272 is about 301.4348743255.

The spelling of 27389272 in words is "twenty-seven million, three hundred eighty-nine thousand, two hundred seventy-two".