16834340 has 24 divisors (see below), whose sum is σ = 35433720. Its totient is φ = 6718208.

The previous prime is 16834339. The next prime is 16834343. The reversal of 16834340 is 4343861.

It can be written as a sum of positive squares in 4 ways, for example, as 1965604 + 14868736 = 1402^2 + 3856^2 .

It is not an unprimeable number, because it can be changed into a prime (16834343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12416 + ... + 13704.

It is an arithmetic number, because the mean of its divisors is an integer number (1476405).

Almost surely, 2^16834340 is an apocalyptic number.

16834340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16834340 is an abundant number, since it is smaller than the sum of its proper divisors (18599380).

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

16834340 is a wasteful number, since it uses less digits than its factorization.

16834340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951 (or 1949 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 16834340 is about 4102.9672189770. The cubic root of 16834340 is about 256.2902185535.

The spelling of 16834340 in words is "sixteen million, eight hundred thirty-four thousand, three hundred forty".