27090325 has 6 divisors (see below), whose sum is σ = 33592034. Its totient is φ = 21672240.

The previous prime is 27090319. The next prime is 27090331. The reversal of 27090325 is 52309072.

It is an interprime number because it is at equal distance from previous prime (27090319) and next prime (27090331).

It can be written as a sum of positive squares in 3 ways, for example, as 1110916 + 25979409 = 1054^2 + 5097^2 .

It is not a de Polignac number, because 27090325 - 2³ = 27090317 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27090293 and 27090302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 541782 + ... + 541831.

Almost surely, 2^27090325 is an apocalyptic number.

27090325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27090325 is a deficient number, since it is larger than the sum of its proper divisors (6501709).

27090325 is a wasteful number, since it uses less digits than its factorization.

27090325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083623 (or 1083618 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 27090325 is about 5204.8366929232. The cubic root of 27090325 is about 300.3341646787.

Adding to 27090325 its reverse (52309072), we get a palindrome (79399397).

The spelling of 27090325 in words is "twenty-seven million, ninety thousand, three hundred twenty-five".