704039040 has 256 divisors, whose sum is σ = 2529273600. Its totient is φ = 187370496.

The previous prime is 704039033. The next prime is 704039081. The reversal of 704039040 is 40930407.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 704038995 and 704039013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1399429 + ... + 1399931.

It is an arithmetic number, because the mean of its divisors is an integer number (9879975).

Almost surely, 2^704039040 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 704039040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1264636800).

704039040 is an abundant number, since it is smaller than the sum of its proper divisors (1825234560).

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

704039040 is an frugal number, since it uses more digits than its factorization.

704039040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 704039040 is about 26533.7340003249. The cubic root of 704039040 is about 889.6084798978.

Adding to 704039040 its reverse (40930407), we get a palindrome (744969447).

The spelling of 704039040 in words is "seven hundred four million, thirty-nine thousand, forty".