789738 has 16 divisors (see below), whose sum is σ = 1616736. Its totient is φ = 257040.

The previous prime is 789731. The next prime is 789739. The reversal of 789738 is 837987.

It is a super-2 number, since 2×789738² = 1247372217288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 789738.

It is not an unprimeable number, because it can be changed into a prime (789731) 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, 1273 + ... + 1788.

It is an arithmetic number, because the mean of its divisors is an integer number (101046).

2⁷⁸⁹⁷³⁸ is an apocalyptic number.

789738 is an abundant number, since it is smaller than the sum of its proper divisors (826998).

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

789738 is a wasteful number, since it uses less digits than its factorization.

789738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109.

The product of its digits is 84672, while the sum is 42.

The square root of 789738 is about 888.6720429945. The cubic root of 789738 is about 92.4331340475.

The spelling of 789738 in words is "seven hundred eighty-nine thousand, seven hundred thirty-eight".