9222915 has 16 divisors (see below), whose sum is σ = 15892128. Its totient is φ = 4540416.

The previous prime is 9222911. The next prime is 9222919. The reversal of 9222915 is 5192229.

It is an interprime number because it is at equal distance from previous prime (9222911) and next prime (9222919).

It is not a de Polignac number, because 9222915 - 2² = 9222911 is a prime.

It is a super-2 number, since 2×9222915² = 170124322194450, which contains 22 as substring.

9222915 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9222911) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 23454 + ... + 23843.

It is an arithmetic number, because the mean of its divisors is an integer number (993258).

Almost surely, 2^9222915 is an apocalyptic number.

9222915 is a deficient number, since it is larger than the sum of its proper divisors (6669213).

9222915 is a wasteful number, since it uses less digits than its factorization.

9222915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47318.

The product of its digits is 3240, while the sum is 30.

The square root of 9222915 is about 3036.9252542662. The cubic root of 9222915 is about 209.7117360045.

The spelling of 9222915 in words is "nine million, two hundred twenty-two thousand, nine hundred fifteen".