9287998 has 16 divisors (see below), whose sum is σ = 15304320. Its totient is φ = 4207896.

The previous prime is 9287989. The next prime is 9288023. The reversal of 9287998 is 8997829.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4440 + ... + 6187.

It is an arithmetic number, because the mean of its divisors is an integer number (956520).

Almost surely, 2^9287998 is an apocalyptic number.

9287998 is a deficient number, since it is larger than the sum of its proper divisors (6016322).

9287998 is a wasteful number, since it uses less digits than its factorization.

9287998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671.

The product of its digits is 653184, while the sum is 52.

The square root of 9287998 is about 3047.6216956834. The cubic root of 9287998 is about 210.2038685354.

The spelling of 9287998 in words is "nine million, two hundred eighty-seven thousand, nine hundred ninety-eight".