705677506 has 16 divisors (see below), whose sum is σ = 1070235000. Its totient is φ = 348940800.

The previous prime is 705677501. The next prime is 705677507. The reversal of 705677506 is 605776507.

It can be written as a sum of positive squares in 4 ways, for example, as 705380481 + 297025 = 26559^2 + 545^2 .

It is not an unprimeable number, because it can be changed into a prime (705677501) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 250900 + ... + 253696.

Almost surely, 2^705677506 is an apocalyptic number.

705677506 is a deficient number, since it is larger than the sum of its proper divisors (364557494).

705677506 is a wasteful number, since it uses less digits than its factorization.

705677506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4149.

The product of its (nonzero) digits is 308700, while the sum is 43.

The square root of 705677506 is about 26564.5912070937. The cubic root of 705677506 is about 890.2980552871.

Subtracting from 705677506 its reverse (605776507), we obtain a palindrome (99900999).

The spelling of 705677506 in words is "seven hundred five million, six hundred seventy-seven thousand, five hundred six".