789992 has 16 divisors (see below), whose sum is σ = 1692960. Its totient is φ = 338544.

The previous prime is 789979. The next prime is 790003. The reversal of 789992 is 299987.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6998 + ... + 7109.

It is an arithmetic number, because the mean of its divisors is an integer number (105810).

2⁷⁸⁹⁹⁹² is an apocalyptic number.

It is an amenable number.

789992 is an abundant number, since it is smaller than the sum of its proper divisors (902968).

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

789992 is a wasteful number, since it uses less digits than its factorization.

789992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14120 (or 14116 counting only the distinct ones).

The product of its digits is 81648, while the sum is 44.

The square root of 789992 is about 888.8149413686. The cubic root of 789992 is about 92.4430426076.

It can be divided in two parts, 78 and 9992, that multiplied together give a triangular number (779376 = T₁₂₄₈).

The spelling of 789992 in words is "seven hundred eighty-nine thousand, nine hundred ninety-two".