16290269 has 2 divisors, whose sum is σ = 16290270. Its totient is φ = 16290268.

The previous prime is 16290229. The next prime is 16290289. The reversal of 16290269 is 96209261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13227769 + 3062500 = 3637^2 + 1750^2 .

It is a cyclic number.

It is not a de Polignac number, because 16290269 - 2⁸ = 16290013 is a prime.

It is a super-2 number, since 2×16290269² = 530745728184722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16290229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8145134 + 8145135.

It is an arithmetic number, because the mean of its divisors is an integer number (8145135).

Almost surely, 2^16290269 is an apocalyptic number.

It is an amenable number.

16290269 is a deficient number, since it is larger than the sum of its proper divisors (1).

16290269 is an equidigital number, since it uses as much as digits as its factorization.

16290269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 16290269 is about 4036.1205383388. The cubic root of 16290269 is about 253.4989035765.

The spelling of 16290269 in words is "sixteen million, two hundred ninety thousand, two hundred sixty-nine".