27152226 has 16 divisors (see below), whose sum is σ = 60338400. Its totient is φ = 9050724.

The previous prime is 27152201. The next prime is 27152231. The reversal of 27152226 is 62225172.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 27152226.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251356 + ... + 251463.

It is an arithmetic number, because the mean of its divisors is an integer number (3771150).

Almost surely, 2^27152226 is an apocalyptic number.

27152226 is an abundant number, since it is smaller than the sum of its proper divisors (33186174).

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

27152226 is a wasteful number, since it uses less digits than its factorization.

27152226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502830 (or 502824 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 27152226 is about 5210.7797880931. The cubic root of 27152226 is about 300.5627437382.

Adding to 27152226 its reverse (62225172), we get a palindrome (89377398).

The spelling of 27152226 in words is "twenty-seven million, one hundred fifty-two thousand, two hundred twenty-six".