706256971 has 8 divisors (see below), whose sum is σ = 807501024. Its totient is φ = 605100480.

The previous prime is 706256953. The next prime is 706256977. The reversal of 706256971 is 179652607.

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 706256971 - 2¹³ = 706248779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706256977) 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 7 ways as a sum of consecutive naturals, for example, 3580 + ... + 37753.

It is an arithmetic number, because the mean of its divisors is an integer number (100937628).

Almost surely, 2^706256971 is an apocalyptic number.

706256971 is a deficient number, since it is larger than the sum of its proper divisors (101244053).

706256971 is a wasteful number, since it uses less digits than its factorization.

706256971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43781.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 706256971 is about 26575.4956868165. The cubic root of 706256971 is about 890.5416771558.

The spelling of 706256971 in words is "seven hundred six million, two hundred fifty-six thousand, nine hundred seventy-one".