705401904 has 80 divisors (see below), whose sum is σ = 2001657600. Its totient is φ = 213067008.

The previous prime is 705401863. The next prime is 705401951. The reversal of 705401904 is 409104507.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4162 + ... + 37790.

It is an arithmetic number, because the mean of its divisors is an integer number (25020720).

Almost surely, 2^705401904 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 705401904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1000828800).

705401904 is an abundant number, since it is smaller than the sum of its proper divisors (1296255696).

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

705401904 is a wasteful number, since it uses less digits than its factorization.

705401904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33682 (or 33676 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 705401904 is about 26559.4033065504. The cubic root of 705401904 is about 890.1821383741.

The spelling of 705401904 in words is "seven hundred five million, four hundred one thousand, nine hundred four".