16834005 has 12 divisors (see below), whose sum is σ = 29179020. Its totient is φ = 8978112.

The previous prime is 16833997. The next prime is 16834009. The reversal of 16834005 is 50043861.

It can be written as a sum of positive squares in 2 ways, for example, as 5280804 + 11553201 = 2298^2 + 3399^2 .

It is not a de Polignac number, because 16834005 - 2³ = 16833997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16834005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16834009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187000 + ... + 187089.

It is an arithmetic number, because the mean of its divisors is an integer number (2431585).

Almost surely, 2^16834005 is an apocalyptic number.

16834005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16834005 is a deficient number, since it is larger than the sum of its proper divisors (12345015).

16834005 is a wasteful number, since it uses less digits than its factorization.

16834005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374100 (or 374097 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 16834005 is about 4102.9263946603. The cubic root of 16834005 is about 256.2885185009.

Adding to 16834005 its reverse (50043861), we get a palindrome (66877866).

The spelling of 16834005 in words is "sixteen million, eight hundred thirty-four thousand, five".