9222390 has 32 divisors (see below), whose sum is σ = 24593760. Its totient is φ = 2459232.

The previous prime is 9222383. The next prime is 9222419. The reversal of 9222390 is 932229.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16809 + ... + 17348.

It is an arithmetic number, because the mean of its divisors is an integer number (768555).

Almost surely, 2^9222390 is an apocalyptic number.

9222390 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9222390 is an abundant number, since it is smaller than the sum of its proper divisors (15371370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9222390 is a wasteful number, since it uses less digits than its factorization.

9222390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34173 (or 34167 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 9222390 is about 3036.8388169279. The cubic root of 9222390 is about 209.7077567582.

The spelling of 9222390 in words is "nine million, two hundred twenty-two thousand, three hundred ninety".