704789442 has 72 divisors (see below), whose sum is σ = 1809993276. Its totient is φ = 197555904.

The previous prime is 704789441. The next prime is 704789453. The reversal of 704789442 is 244987407.

It can be written as a sum of positive squares in 2 ways, for example, as 679175721 + 25613721 = 26061^2 + 5061^2 .

It is not an unprimeable number, because it can be changed into a prime (704789441) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 39208 + ... + 54284.

Almost surely, 2^704789442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704789442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904996638).

704789442 is an abundant number, since it is smaller than the sum of its proper divisors (1105203834).

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

704789442 is a wasteful number, since it uses less digits than its factorization.

704789442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15152 (or 15142 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 704789442 is about 26547.8707620781. The cubic root of 704789442 is about 889.9244315756.

The spelling of 704789442 in words is "seven hundred four million, seven hundred eighty-nine thousand, four hundred forty-two".