9222491 has 2 divisors, whose sum is σ = 9222492. Its totient is φ = 9222490.

The previous prime is 9222487. The next prime is 9222523. The reversal of 9222491 is 1942229.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9222491 - 2² = 9222487 is a prime.

It is not a weakly prime, because it can be changed into another prime (9222431) 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 as a sum of consecutive naturals, namely, 4611245 + 4611246.

It is an arithmetic number, because the mean of its divisors is an integer number (4611246).

Almost surely, 2^9222491 is an apocalyptic number.

9222491 is a deficient number, since it is larger than the sum of its proper divisors (1).

9222491 is an equidigital number, since it uses as much as digits as its factorization.

9222491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 9222491 is about 3036.8554460165. The cubic root of 9222491 is about 209.7085223011.

The spelling of 9222491 in words is "nine million, two hundred twenty-two thousand, four hundred ninety-one".