834747213 has 16 divisors (see below), whose sum is σ = 1152700416. Its totient is φ = 536980080.

The previous prime is 834747187. The next prime is 834747229. The reversal of 834747213 is 312747438.

834747213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 834747213 - 2⁶ = 834747149 is a prime.

It is a super-2 number, since 2×834747213² = 1393605819222534738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834747283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31681 + ... + 51702.

It is an arithmetic number, because the mean of its divisors is an integer number (72043776).

Almost surely, 2^834747213 is an apocalyptic number.

It is an amenable number.

834747213 is a deficient number, since it is larger than the sum of its proper divisors (317953203).

834747213 is a wasteful number, since it uses less digits than its factorization.

834747213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83504.

The product of its digits is 112896, while the sum is 39.

The square root of 834747213 is about 28891.9921950702. The cubic root of 834747213 is about 941.5679328578.

The spelling of 834747213 in words is "eight hundred thirty-four million, seven hundred forty-seven thousand, two hundred thirteen".