9986122 has 4 divisors (see below), whose sum is σ = 14979186. Its totient is φ = 4993060.

The previous prime is 9986113. The next prime is 9986161. The reversal of 9986122 is 2216899.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2216899 = 599 ⋅3701.

It can be written as a sum of positive squares in only one way, i.e., 5909761 + 4076361 = 2431^2 + 2019^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496529 + ... + 2496532.

Almost surely, 2^9986122 is an apocalyptic number.

9986122 is a deficient number, since it is larger than the sum of its proper divisors (4993064).

9986122 is a wasteful number, since it uses less digits than its factorization.

9986122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993063.

The product of its digits is 15552, while the sum is 37.

The square root of 9986122 is about 3160.0825938573. The cubic root of 9986122 is about 215.3437587142.

The spelling of 9986122 in words is "nine million, nine hundred eighty-six thousand, one hundred twenty-two".