706780285 has 8 divisors (see below), whose sum is σ = 849584736. Its totient is φ = 564458640.

The previous prime is 706780267. The next prime is 706780289. The reversal of 706780285 is 582087607.

It is a happy number.

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

It is not a de Polignac number, because 706780285 - 2¹⁷ = 706649213 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 (706780289) 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, 117471 + ... + 123340.

It is an arithmetic number, because the mean of its divisors is an integer number (106198092).

Almost surely, 2^706780285 is an apocalyptic number.

It is an amenable number.

706780285 is a deficient number, since it is larger than the sum of its proper divisors (142804451).

706780285 is a wasteful number, since it uses less digits than its factorization.

706780285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241403.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 706780285 is about 26585.3396630549. The cubic root of 706780285 is about 890.7615772245.

The spelling of 706780285 in words is "seven hundred six million, seven hundred eighty thousand, two hundred eighty-five".