9090232 has 16 divisors (see below), whose sum is σ = 17091000. Its totient is φ = 4532640.

The previous prime is 9090229. The next prime is 9090241. The reversal of 9090232 is 2320909.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9090197 and 9090206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2019 + ... + 4717.

Almost surely, 2^9090232 is an apocalyptic number.

It is an amenable number.

9090232 is a deficient number, since it is larger than the sum of its proper divisors (8000768).

9090232 is a wasteful number, since it uses less digits than its factorization.

9090232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126 (or 3122 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 9090232 is about 3015.0011608621. The cubic root of 9090232 is about 208.7012206294.

The spelling of 9090232 in words is "nine million, ninety thousand, two hundred thirty-two".