705968385 has 16 divisors (see below), whose sum is σ = 1132969920. Its totient is φ = 375376320.

The previous prime is 705968357. The next prime is 705968387. The reversal of 705968385 is 583869507.

It is not a de Polignac number, because 705968385 - 2⁵ = 705968353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (705968387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66130 + ... + 76059.

It is an arithmetic number, because the mean of its divisors is an integer number (70810620).

Almost surely, 2^705968385 is an apocalyptic number.

It is an amenable number.

705968385 is a deficient number, since it is larger than the sum of its proper divisors (427001535).

705968385 is a wasteful number, since it uses less digits than its factorization.

705968385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142528.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The square root of 705968385 is about 26570.0655814019. The cubic root of 705968385 is about 890.4203649030.

The spelling of 705968385 in words is "seven hundred five million, nine hundred sixty-eight thousand, three hundred eighty-five".