705706045 has 32 divisors (see below), whose sum is σ = 938096640. Its totient is φ = 505381440.

The previous prime is 705706031. The next prime is 705706049. The reversal of 705706045 is 540607507.

It is not a de Polignac number, because 705706045 - 2²⁹ = 168835133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 705706045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705706049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1965576 + ... + 1965934.

It is an arithmetic number, because the mean of its divisors is an integer number (29315520).

Almost surely, 2^705706045 is an apocalyptic number.

It is an amenable number.

705706045 is a deficient number, since it is larger than the sum of its proper divisors (232390595).

705706045 is a wasteful number, since it uses less digits than its factorization.

705706045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 705706045 is about 26565.1283640791. The cubic root of 705706045 is about 890.3100569326.

The spelling of 705706045 in words is "seven hundred five million, seven hundred six thousand, forty-five".