27274225 has 36 divisors (see below), whose sum is σ = 38457360. Its totient is φ = 19024000.

The previous prime is 27274223. The next prime is 27274229. The reversal of 27274225 is 52247272.

It is not a de Polignac number, because 27274225 - 2¹ = 27274223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27274223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 462246 + ... + 462304.

It is an arithmetic number, because the mean of its divisors is an integer number (1068260).

Almost surely, 2^27274225 is an apocalyptic number.

27274225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27274225 is a deficient number, since it is larger than the sum of its proper divisors (11183135).

27274225 is a wasteful number, since it uses less digits than its factorization.

27274225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 116 counting only the distinct ones).

The product of its digits is 15680, while the sum is 31.

The square root of 27274225 is about 5222.4730731714. The cubic root of 27274225 is about 301.0122289487.

The spelling of 27274225 in words is "twenty-seven million, two hundred seventy-four thousand, two hundred twenty-five".