16869834 has 48 divisors (see below), whose sum is σ = 38918880. Its totient is φ = 5266080.

The previous prime is 16869829. The next prime is 16869857. The reversal of 16869834 is 43896861.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16869834.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36364 + ... + 36824.

It is an arithmetic number, because the mean of its divisors is an integer number (810810).

Almost surely, 2^16869834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16869834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19459440).

16869834 is an abundant number, since it is smaller than the sum of its proper divisors (22049046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16869834 is a wasteful number, since it uses less digits than its factorization.

16869834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 592 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 16869834 is about 4107.2903476623. The cubic root of 16869834 is about 256.4702152983.

The spelling of 16869834 in words is "sixteen million, eight hundred sixty-nine thousand, eight hundred thirty-four".