9988492 has 12 divisors (see below), whose sum is σ = 17513496. Its totient is φ = 4984640.

The previous prime is 9988481. The next prime is 9988519. The reversal of 9988492 is 2948899.

It is a happy 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, 267 + ... + 4477.

It is an arithmetic number, because the mean of its divisors is an integer number (1459458).

Almost surely, 2^9988492 is an apocalyptic number.

It is an amenable number.

9988492 is a deficient number, since it is larger than the sum of its proper divisors (7525004).

9988492 is a wasteful number, since it uses less digits than its factorization.

9988492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808 (or 4806 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The square root of 9988492 is about 3160.4575618097. The cubic root of 9988492 is about 215.3607931659.

The spelling of 9988492 in words is "nine million, nine hundred eighty-eight thousand, four hundred ninety-two".