706888873 has 4 divisors (see below), whose sum is σ = 707933700. Its totient is φ = 705844048.

The previous prime is 706888867. The next prime is 706888921. The reversal of 706888873 is 378888607.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 690217984 + 16670889 = 26272^2 + 4083^2 .

It is a cyclic number.

It is not a de Polignac number, because 706888873 - 2⁹ = 706888361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706888843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521398 + ... + 522751.

It is an arithmetic number, because the mean of its divisors is an integer number (176983425).

Almost surely, 2^706888873 is an apocalyptic number.

It is an amenable number.

706888873 is a deficient number, since it is larger than the sum of its proper divisors (1044827).

706888873 is a wasteful number, since it uses less digits than its factorization.

706888873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044826.

The product of its (nonzero) digits is 3612672, while the sum is 55.

The square root of 706888873 is about 26587.3818380073. The cubic root of 706888873 is about 890.8071930342.

The spelling of 706888873 in words is "seven hundred six million, eight hundred eighty-eight thousand, eight hundred seventy-three".