789441660 has 192 divisors, whose sum is σ = 2897879040. Its totient is φ = 174597120.

The previous prime is 789441649. The next prime is 789441677. The reversal of 789441660 is 66144987.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 113812 + ... + 120548.

It is an arithmetic number, because the mean of its divisors is an integer number (15093120).

Almost surely, 2^789441660 is an apocalyptic number.

789441660 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 789441660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1448939520).

789441660 is an abundant number, since it is smaller than the sum of its proper divisors (2108437380).

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

789441660 is a wasteful number, since it uses less digits than its factorization.

789441660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6793 (or 6785 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 789441660 is about 28097.0044666687. The cubic root of 789441660 is about 924.2157111487.

The spelling of 789441660 in words is "seven hundred eighty-nine million, four hundred forty-one thousand, six hundred sixty".