9988162 has 4 divisors (see below), whose sum is σ = 14982246. Its totient is φ = 4994080.

The previous prime is 9988157. The next prime is 9988171. The reversal of 9988162 is 2618899.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6922161 + 3066001 = 2631^2 + 1751^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497039 + ... + 2497042.

Almost surely, 2^9988162 is an apocalyptic number.

9988162 is a deficient number, since it is larger than the sum of its proper divisors (4994084).

9988162 is a wasteful number, since it uses less digits than its factorization.

9988162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4994083.

The product of its digits is 62208, while the sum is 43.

The square root of 9988162 is about 3160.4053537482. The cubic root of 9988162 is about 215.3584214417.

The spelling of 9988162 in words is "nine million, nine hundred eighty-eight thousand, one hundred sixty-two".