16198841 has 4 divisors (see below), whose sum is σ = 17151732. Its totient is φ = 15245952.

The previous prime is 16198783. The next prime is 16198843. The reversal of 16198841 is 14889161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7812025 + 8386816 = 2795^2 + 2896^2 .

It is a cyclic number.

It is not a de Polignac number, because 16198841 - 2¹⁴ = 16182457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16198795 and 16198804.

It is not an unprimeable number, because it can be changed into a prime (16198843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476420 + ... + 476453.

It is an arithmetic number, because the mean of its divisors is an integer number (4287933).

Almost surely, 2^16198841 is an apocalyptic number.

It is an amenable number.

16198841 is a deficient number, since it is larger than the sum of its proper divisors (952891).

16198841 is an equidigital number, since it uses as much as digits as its factorization.

16198841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952890.

The product of its digits is 13824, while the sum is 38.

The square root of 16198841 is about 4024.7783789918. The cubic root of 16198841 is about 253.0237652586.

The spelling of 16198841 in words is "sixteen million, one hundred ninety-eight thousand, eight hundred forty-one".