834102819 has 16 divisors (see below), whose sum is σ = 1348045440. Its totient is φ = 505516680.

The previous prime is 834102799. The next prime is 834102827. The reversal of 834102819 is 918201438.

It is not a de Polignac number, because 834102819 - 2¹⁵ = 834070051 is a prime.

It is a super-2 number, since 2×834102819² = 1391455025327493522, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (834102859) 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, 1403917 + ... + 1404510.

It is an arithmetic number, because the mean of its divisors is an integer number (84252840).

Almost surely, 2^834102819 is an apocalyptic number.

834102819 is a deficient number, since it is larger than the sum of its proper divisors (513942621).

834102819 is a wasteful number, since it uses less digits than its factorization.

834102819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808447 (or 2808441 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 834102819 is about 28880.8382669202. The cubic root of 834102819 is about 941.3255852699.

The spelling of 834102819 in words is "eight hundred thirty-four million, one hundred two thousand, eight hundred nineteen".