9992712 has 32 divisors (see below), whose sum is σ = 25408800. Its totient is φ = 3273984.

The previous prime is 9992711. The next prime is 9992713. The reversal of 9992712 is 2172999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9992711) and next prime (9992713).

It is a super-2 number, since 2×9992712² = 199708586229888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9992711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2113 + ... + 4944.

It is an arithmetic number, because the mean of its divisors is an integer number (794025).

Almost surely, 2^9992712 is an apocalyptic number.

It is an amenable number.

9992712 is an abundant number, since it is smaller than the sum of its proper divisors (15416088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9992712 is a wasteful number, since it uses less digits than its factorization.

9992712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125 (or 7121 counting only the distinct ones).

The product of its digits is 20412, while the sum is 39.

The square root of 9992712 is about 3161.1251161572. The cubic root of 9992712 is about 215.3911178832.

The spelling of 9992712 in words is "nine million, nine hundred ninety-two thousand, seven hundred twelve".