789045000 has 160 divisors (see below), whose sum is σ = 2527066080. Its totient is φ = 205120000.

The previous prime is 789044989. The next prime is 789045007. The reversal of 789045000 is 540987.

It is not an unprimeable number, because it can be changed into a prime (789045007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 614359 + ... + 615641.

It is an arithmetic number, because the mean of its divisors is an integer number (15794163).

Almost surely, 2^789045000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 789045000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1263533040).

789045000 is an abundant number, since it is smaller than the sum of its proper divisors (1738021080).

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

789045000 is a wasteful number, since it uses less digits than its factorization.

789045000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1334 counting only the distinct ones).

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

The square root of 789045000 is about 28089.9448201665. The cubic root of 789045000 is about 924.0608925220.

Adding to 789045000 its reverse (540987), we get a palindrome (789585987).

The spelling of 789045000 in words is "seven hundred eighty-nine million, forty-five thousand".