705736630 has 16 divisors (see below), whose sum is σ = 1271226384. Its totient is φ = 282094560.

The previous prime is 705736613. The next prime is 705736639. The reversal of 705736630 is 36637507.

705736630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 705736630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705736639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9756 + ... + 38815.

It is an arithmetic number, because the mean of its divisors is an integer number (79451649).

Almost surely, 2^705736630 is an apocalyptic number.

705736630 is a deficient number, since it is larger than the sum of its proper divisors (565489754).

705736630 is a wasteful number, since it uses less digits than its factorization.

705736630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50031.

The product of its (nonzero) digits is 79380, while the sum is 37.

The square root of 705736630 is about 26565.7040185273. The cubic root of 705736630 is about 890.3229186333.

The spelling of 705736630 in words is "seven hundred five million, seven hundred thirty-six thousand, six hundred thirty".