9987274 has 16 divisors (see below), whose sum is σ = 17203680. Its totient is φ = 4300560.

The previous prime is 9987253. The next prime is 9987283. The reversal of 9987274 is 4727899.

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, 11529 + ... + 12364.

It is an arithmetic number, because the mean of its divisors is an integer number (1075230).

Almost surely, 2^9987274 is an apocalyptic number.

9987274 is a deficient number, since it is larger than the sum of its proper divisors (7216406).

9987274 is a wasteful number, since it uses less digits than its factorization.

9987274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23925.

The product of its digits is 254016, while the sum is 46.

The square root of 9987274 is about 3160.2648623177. The cubic root of 9987274 is about 215.3520390881.

The spelling of 9987274 in words is "nine million, nine hundred eighty-seven thousand, two hundred seventy-four".