9099872 has 24 divisors (see below), whose sum is σ = 18018000. Its totient is φ = 4523904.

The previous prime is 9099869. The next prime is 9099887. The reversal of 9099872 is 2789909.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5654 + ... + 7082.

It is an arithmetic number, because the mean of its divisors is an integer number (750750).

Almost surely, 2^9099872 is an apocalyptic number.

It is an amenable number.

9099872 is a deficient number, since it is larger than the sum of its proper divisors (8918128).

9099872 is a wasteful number, since it uses less digits than its factorization.

9099872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638 (or 1630 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 9099872 is about 3016.5994099317. The cubic root of 9099872 is about 208.7749689855.

The spelling of 9099872 in words is "nine million, ninety-nine thousand, eight hundred seventy-two".