4199816 has 16 divisors (see below), whose sum is σ = 8338140. Its totient is φ = 1976320.

The previous prime is 4199813. The next prime is 4199827. The reversal of 4199816 is 6189914.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3407716 + 792100 = 1846^2 + 890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4199816.

It is not an unprimeable number, because it can be changed into a prime (4199813) 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, 15305 + ... + 15576.

Almost surely, 2^4199816 is an apocalyptic number.

It is an amenable number.

4199816 is a deficient number, since it is larger than the sum of its proper divisors (4138324).

4199816 is a wasteful number, since it uses less digits than its factorization.

4199816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30904 (or 30900 counting only the distinct ones).

The product of its digits is 15552, while the sum is 38.

The square root of 4199816 is about 2049.3452612969. The cubic root of 4199816 is about 161.3405084500.

The spelling of 4199816 in words is "four million, one hundred ninety-nine thousand, eight hundred sixteen".