27325869 has 16 divisors (see below), whose sum is σ = 37661952. Its totient is φ = 17610048.

The previous prime is 27325829. The next prime is 27325873. The reversal of 27325869 is 96852372.

It is not a de Polignac number, because 27325869 - 2¹⁹ = 26801581 is a prime.

It is a super-2 number, since 2×27325869² = 1493406233210322, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 27325869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27325829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18492 + ... + 19914.

It is an arithmetic number, because the mean of its divisors is an integer number (2353872).

Almost surely, 2^27325869 is an apocalyptic number.

It is an amenable number.

27325869 is a deficient number, since it is larger than the sum of its proper divisors (10336083).

27325869 is a wasteful number, since it uses less digits than its factorization.

27325869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636.

The product of its digits is 181440, while the sum is 42.

The square root of 27325869 is about 5227.4151356096. The cubic root of 27325869 is about 301.2020989820.

The spelling of 27325869 in words is "twenty-seven million, three hundred twenty-five thousand, eight hundred sixty-nine".