834221263 has 8 divisors (see below), whose sum is σ = 883602432. Its totient is φ = 784874496.

The previous prime is 834221173. The next prime is 834221273. The reversal of 834221263 is 362122438.

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

It is not a de Polignac number, because 834221263 - 2¹³ = 834213071 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 (834221273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54706 + ... + 68272.

It is an arithmetic number, because the mean of its divisors is an integer number (110450304).

Almost surely, 2^834221263 is an apocalyptic number.

834221263 is a deficient number, since it is larger than the sum of its proper divisors (49381169).

834221263 is a wasteful number, since it uses less digits than its factorization.

834221263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17201.

The product of its digits is 13824, while the sum is 31.

The square root of 834221263 is about 28882.8887578788. Note that the first 3 decimals coincide. The cubic root of 834221263 is about 941.3701397653.

The spelling of 834221263 in words is "eight hundred thirty-four million, two hundred twenty-one thousand, two hundred sixty-three".