789842 has 8 divisors (see below), whose sum is σ = 1200000. Its totient is φ = 389844.

The previous prime is 789829. The next prime is 789847. The reversal of 789842 is 248987.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 789796 and 789805.

It is not an unprimeable number, because it can be changed into a prime (789847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2342 + ... + 2657.

It is an arithmetic number, because the mean of its divisors is an integer number (150000).

2⁷⁸⁹⁸⁴² is an apocalyptic number.

789842 is a deficient number, since it is larger than the sum of its proper divisors (410158).

789842 is a wasteful number, since it uses less digits than its factorization.

789842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5080.

The product of its digits is 32256, while the sum is 38.

The square root of 789842 is about 888.7305553428. The cubic root of 789842 is about 92.4371913525.

The spelling of 789842 in words is "seven hundred eighty-nine thousand, eight hundred forty-two".