834214869 has 12 divisors (see below), whose sum is σ = 1249606176. Its totient is φ = 556143084.

The previous prime is 834214763. The next prime is 834214919. The reversal of 834214869 is 968412438.

It is a happy number.

It is not a de Polignac number, because 834214869 - 2⁹ = 834214357 is a prime.

It is a super-2 number, since 2×834214869² = 1391828895321374322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834210869) 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 11 ways as a sum of consecutive naturals, for example, 1716249 + ... + 1716734.

It is an arithmetic number, because the mean of its divisors is an integer number (104133848).

Almost surely, 2^834214869 is an apocalyptic number.

It is an amenable number.

834214869 is a deficient number, since it is larger than the sum of its proper divisors (415391307).

834214869 is an equidigital number, since it uses as much as digits as its factorization.

834214869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432998 (or 3432986 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 834214869 is about 28882.7780692924. The cubic root of 834214869 is about 941.3677346735.

The spelling of 834214869 in words is "eight hundred thirty-four million, two hundred fourteen thousand, eight hundred sixty-nine".