706825217 has 8 divisors (see below), whose sum is σ = 811329600. Its totient is φ = 603203184.

The previous prime is 706825193. The next prime is 706825219. The reversal of 706825217 is 712528607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 706825217 - 2²⁶ = 639716353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706825219) 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, 218867 + ... + 222072.

It is an arithmetic number, because the mean of its divisors is an integer number (101416200).

Almost surely, 2^706825217 is an apocalyptic number.

It is an amenable number.

706825217 is a deficient number, since it is larger than the sum of its proper divisors (104504383).

706825217 is a wasteful number, since it uses less digits than its factorization.

706825217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441175.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 706825217 is about 26586.1847018334. The cubic root of 706825217 is about 890.7804528930.

The spelling of 706825217 in words is "seven hundred six million, eight hundred twenty-five thousand, two hundred seventeen".