9090255 has 8 divisors (see below), whose sum is σ = 14544432. Its totient is φ = 4848128.

The previous prime is 9090251. The next prime is 9090259. The reversal of 9090255 is 5520909.

It is an interprime number because it is at equal distance from previous prime (9090251) and next prime (9090259).

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 9090255 - 2² = 9090251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9090251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302994 + ... + 303023.

It is an arithmetic number, because the mean of its divisors is an integer number (1818054).

Almost surely, 2^9090255 is an apocalyptic number.

9090255 is a deficient number, since it is larger than the sum of its proper divisors (5454177).

9090255 is a wasteful number, since it uses less digits than its factorization.

9090255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606025.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 9090255 is about 3015.0049751203. The cubic root of 9090255 is about 208.7013966471.

Subtracting from 9090255 its sum of digits (30), we obtain a square (9090225 = 3015²).

The spelling of 9090255 in words is "nine million, ninety thousand, two hundred fifty-five".