789540 has 24 divisors (see below), whose sum is σ = 2210880. Its totient is φ = 210528.

The previous prime is 789533. The next prime is 789557. The reversal of 789540 is 45987.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6520 + ... + 6639.

It is an arithmetic number, because the mean of its divisors is an integer number (92120).

2⁷⁸⁹⁵⁴⁰ is an apocalyptic number.

It is an amenable number.

789540 is an abundant number, since it is smaller than the sum of its proper divisors (1421340).

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

789540 is a wasteful number, since it uses less digits than its factorization.

789540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13171 (or 13169 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 789540 is about 888.5606338343. The cubic root of 789540 is about 92.4254085781.

The spelling of 789540 in words is "seven hundred eighty-nine thousand, five hundred forty".