9622989 has 16 divisors (see below), whose sum is σ = 14717440. Its totient is φ = 6207840.

The previous prime is 9622979. The next prime is 9623021. The reversal of 9622989 is 9892269.

It is not a de Polignac number, because 9622989 - 2⁴ = 9622973 is a prime.

It is a Duffinian number.

It is a Curzon number.

9622989 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9622909) 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 15 ways as a sum of consecutive naturals, for example, 4912 + ... + 6585.

It is an arithmetic number, because the mean of its divisors is an integer number (919840).

Almost surely, 2^9622989 is an apocalyptic number.

It is an amenable number.

9622989 is a deficient number, since it is larger than the sum of its proper divisors (5094451).

9622989 is a wasteful number, since it uses less digits than its factorization.

9622989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11537 (or 11531 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 9622989 is about 3102.0942925707. The cubic root of 9622989 is about 212.7012276104.

The spelling of 9622989 in words is "nine million, six hundred twenty-two thousand, nine hundred eighty-nine".