706858434 has 32 divisors (see below), whose sum is σ = 1613255040. Its totient is φ = 229250736.

The previous prime is 706858433. The next prime is 706858457. The reversal of 706858434 is 434858607.

706858434 is a `hidden beast` number, since 7 + 0 + 68 + 584 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 706858434.

It is not an unprimeable number, because it can be changed into a prime (706858433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174894 + ... + 178889.

It is an arithmetic number, because the mean of its divisors is an integer number (50414220).

Almost surely, 2^706858434 is an apocalyptic number.

706858434 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

706858434 is an abundant number, since it is smaller than the sum of its proper divisors (906396606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

706858434 is a wasteful number, since it uses less digits than its factorization.

706858434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353831 (or 353825 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 706858434 is about 26586.8093986473. The cubic root of 706858434 is about 890.7944066448.

The spelling of 706858434 in words is "seven hundred six million, eight hundred fifty-eight thousand, four hundred thirty-four".