16834818 has 64 divisors (see below), whose sum is σ = 45222912. Its totient is φ = 4034880.

The previous prime is 16834799. The next prime is 16834823. The reversal of 16834818 is 81843861.

It is a super-2 number, since 2×16834818² = 566822194186248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4605 + ... + 7407.

It is an arithmetic number, because the mean of its divisors is an integer number (706608).

Almost surely, 2^16834818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16834818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22611456).

16834818 is an abundant number, since it is smaller than the sum of its proper divisors (28388094).

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

16834818 is a wasteful number, since it uses less digits than its factorization.

16834818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839.

The product of its digits is 36864, while the sum is 39.

The square root of 16834818 is about 4103.0254690899. The cubic root of 16834818 is about 256.2926442612.

The spelling of 16834818 in words is "sixteen million, eight hundred thirty-four thousand, eight hundred eighteen".