706828607 has 4 divisors (see below), whose sum is σ = 706885680. Its totient is φ = 706771536.

The previous prime is 706828597. The next prime is 706828609.

It is a happy number.

706828607 is nontrivially palindromic in base 10.

706828607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 706828607 - 2⁸ = 706828351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706828609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283 + ... + 37620.

It is an arithmetic number, because the mean of its divisors is an integer number (176721420).

Almost surely, 2^706828607 is an apocalyptic number.

706828607 is a deficient number, since it is larger than the sum of its proper divisors (57073).

706828607 is a wasteful number, since it uses less digits than its factorization.

706828607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57072.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 706828607 is about 26586.2484566740. The cubic root of 706828607 is about 890.7818769796.

The spelling of 706828607 in words is "seven hundred six million, eight hundred twenty-eight thousand, six hundred seven".