15252227 has 2 divisors, whose sum is σ = 15252228. Its totient is φ = 15252226.

The previous prime is 15252203. The next prime is 15252239. The reversal of 15252227 is 72225251.

15252227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15252227 - 2¹⁸ = 14990083 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 15252196 and 15252205.

It is not a weakly prime, because it can be changed into another prime (15254227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7626113 + 7626114.

It is an arithmetic number, because the mean of its divisors is an integer number (7626114).

Almost surely, 2^15252227 is an apocalyptic number.

15252227 is a deficient number, since it is larger than the sum of its proper divisors (1).

15252227 is an equidigital number, since it uses as much as digits as its factorization.

15252227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2800, while the sum is 26.

The square root of 15252227 is about 3905.4099656758. The cubic root of 15252227 is about 247.9958538589.

Adding to 15252227 its reverse (72225251), we get a palindrome (87477478).

The spelling of 15252227 in words is "fifteen million, two hundred fifty-two thousand, two hundred twenty-seven".