9992169 has 12 divisors (see below), whose sum is σ = 15745392. Its totient is φ = 6055800.

The previous prime is 9992161. The next prime is 9992173. The reversal of 9992169 is 9612999.

It is a happy number.

It is not a de Polignac number, because 9992169 - 2³ = 9992161 is a prime.

It is a super-2 number, since 2×9992169² = 199686882649122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9992161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50367 + ... + 50564.

It is an arithmetic number, because the mean of its divisors is an integer number (1312116).

Almost surely, 2^9992169 is an apocalyptic number.

9992169 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

It is an amenable number.

9992169 is a deficient number, since it is larger than the sum of its proper divisors (5753223).

9992169 is a wasteful number, since it uses less digits than its factorization.

9992169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100948 (or 100945 counting only the distinct ones).

The product of its digits is 78732, while the sum is 45.

The square root of 9992169 is about 3161.0392278490. The cubic root of 9992169 is about 215.3872163900.

The spelling of 9992169 in words is "nine million, nine hundred ninety-two thousand, one hundred sixty-nine".