27225306 has 12 divisors (see below), whose sum is σ = 58988202. Its totient is φ = 9075096.

The previous prime is 27225301. The next prime is 27225311. The reversal of 27225306 is 60352272.

It is an interprime number because it is at equal distance from previous prime (27225301) and next prime (27225311).

It can be written as a sum of positive squares in only one way, i.e., 18844281 + 8381025 = 4341^2 + 2895^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 27225306.

It is not an unprimeable number, because it can be changed into a prime (27225301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 756241 + ... + 756276.

Almost surely, 2^27225306 is an apocalyptic number.

27225306 is an abundant number, since it is smaller than the sum of its proper divisors (31762896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27225306 is a wasteful number, since it uses less digits than its factorization.

27225306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512525 (or 1512522 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 27225306 is about 5217.7874621337. The cubic root of 27225306 is about 300.8321562523.

Adding to 27225306 its reverse (60352272), we get a palindrome (87577578).

The spelling of 27225306 in words is "twenty-seven million, two hundred twenty-five thousand, three hundred six".