27227225 has 12 divisors (see below), whose sum is σ = 33904080. Its totient is φ = 21690000.

The previous prime is 27227203. The next prime is 27227231. The reversal of 27227225 is 52272272.

It is not a de Polignac number, because 27227225 - 2²⁴ = 10450009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4106 + ... + 8444.

It is an arithmetic number, because the mean of its divisors is an integer number (2825340).

Almost surely, 2^27227225 is an apocalyptic number.

27227225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27227225 is a deficient number, since it is larger than the sum of its proper divisors (6676855).

27227225 is a wasteful number, since it uses less digits than its factorization.

27227225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600 (or 4595 counting only the distinct ones).

The product of its digits is 7840, while the sum is 29.

The square root of 27227225 is about 5217.9713490973. The cubic root of 27227225 is about 300.8392242273.

Adding to 27227225 its reverse (52272272), we get a palindrome (79499497).

It can be divided in two parts, 2 and 7227225, that added together give a palindrome (7227227).

The spelling of 27227225 in words is "twenty-seven million, two hundred twenty-seven thousand, two hundred twenty-five".