9090259 has 2 divisors, whose sum is σ = 9090260. Its totient is φ = 9090258.

The previous prime is 9090251. The next prime is 9090331. The reversal of 9090259 is 9520909.

9090259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9520909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9090259 - 2³ = 9090251 is a prime.

9090259 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9090251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4545129 + 4545130.

It is an arithmetic number, because the mean of its divisors is an integer number (4545130).

Almost surely, 2^9090259 is an apocalyptic number.

9090259 is a deficient number, since it is larger than the sum of its proper divisors (1).

9090259 is an equidigital number, since it uses as much as digits as its factorization.

9090259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 9090259 is about 3015.0056384690. The cubic root of 9090259 is about 208.7014272588.

Subtracting from 9090259 its sum of digits (34), we obtain a square (9090225 = 3015²).

The spelling of 9090259 in words is "nine million, ninety thousand, two hundred fifty-nine".