834163689 has 8 divisors (see below), whose sum is σ = 1112520640. Its totient is φ = 555957936.

The previous prime is 834163643. The next prime is 834163697. The reversal of 834163689 is 986361438.

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

It is not a de Polignac number, because 834163689 - 2²⁹ = 297292777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (834163489) 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, 24229 + ... + 47490.

It is an arithmetic number, because the mean of its divisors is an integer number (139065080).

Almost surely, 2^834163689 is an apocalyptic number.

It is an amenable number.

834163689 is a deficient number, since it is larger than the sum of its proper divisors (278356951).

834163689 is a wasteful number, since it uses less digits than its factorization.

834163689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75599.

The product of its digits is 746496, while the sum is 48.

The square root of 834163689 is about 28881.8920605974. The cubic root of 834163689 is about 941.3484829644.

The spelling of 834163689 in words is "eight hundred thirty-four million, one hundred sixty-three thousand, six hundred eighty-nine".