27226513 has 2 divisors, whose sum is σ = 27226514. Its totient is φ = 27226512.

The previous prime is 27226483. The next prime is 27226517. The reversal of 27226513 is 31562272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22439169 + 4787344 = 4737^2 + 2188^2 .

It is a cyclic number.

It is not a de Polignac number, because 27226513 - 2¹⁷ = 27095441 is a prime.

It is not a weakly prime, because it can be changed into another prime (27226517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13613256 + 13613257.

It is an arithmetic number, because the mean of its divisors is an integer number (13613257).

Almost surely, 2^27226513 is an apocalyptic number.

It is an amenable number.

27226513 is a deficient number, since it is larger than the sum of its proper divisors (1).

27226513 is an equidigital number, since it uses as much as digits as its factorization.

27226513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 27226513 is about 5217.9031229029. The cubic root of 27226513 is about 300.8366018595.

Adding to 27226513 its reverse (31562272), we get a palindrome (58788785).

The spelling of 27226513 in words is "twenty-seven million, two hundred twenty-six thousand, five hundred thirteen".