27226397 has 8 divisors (see below), whose sum is σ = 29739360. Its totient is φ = 24719760.

The previous prime is 27226393. The next prime is 27226403. The reversal of 27226397 is 79362272.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27226397 - 2² = 27226393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27226397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27226391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15479 + ... + 17147.

It is an arithmetic number, because the mean of its divisors is an integer number (3717420).

Almost surely, 2^27226397 is an apocalyptic number.

It is an amenable number.

27226397 is a deficient number, since it is larger than the sum of its proper divisors (2512963).

27226397 is a wasteful number, since it uses less digits than its factorization.

27226397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163.

The product of its digits is 63504, while the sum is 38.

The square root of 27226397 is about 5217.8920073148. The cubic root of 27226397 is about 300.8361746154.

It can be divided in two parts, 2722 and 6397, that added together give a palindrome (9119).

The spelling of 27226397 in words is "twenty-seven million, two hundred twenty-six thousand, three hundred ninety-seven".