9224991 has 12 divisors (see below), whose sum is σ = 13463632. Its totient is φ = 6086016.

The previous prime is 9224983. The next prime is 9224993. The reversal of 9224991 is 1994229.

9224991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9224991 - 2³ = 9224983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9224993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4411 + ... + 6156.

Almost surely, 2^9224991 is an apocalyptic number.

9224991 is a deficient number, since it is larger than the sum of its proper divisors (4238641).

9224991 is a wasteful number, since it uses less digits than its factorization.

9224991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10670 (or 10667 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 9224991 is about 3037.2670281027. The cubic root of 9224991 is about 209.7274696022.

The spelling of 9224991 in words is "nine million, two hundred twenty-four thousand, nine hundred ninety-one".