789670 has 32 divisors (see below), whose sum is σ = 1684800. Its totient is φ = 260736.

The previous prime is 789653. The next prime is 789671. The reversal of 789670 is 76987.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1836 + ... + 2224.

It is an arithmetic number, because the mean of its divisors is an integer number (52650).

2⁷⁸⁹⁶⁷⁰ is an apocalyptic number.

789670 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

789670 is an abundant number, since it is smaller than the sum of its proper divisors (895130).

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

789670 is a wasteful number, since it uses less digits than its factorization.

789670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 789670 is about 888.6337828375. The cubic root of 789670 is about 92.4304810016.

The spelling of 789670 in words is "seven hundred eighty-nine thousand, six hundred seventy".