4099830 has 48 divisors (see below), whose sum is σ = 11450160. Its totient is φ = 936768.

The previous prime is 4099811. The next prime is 4099853. The reversal of 4099830 is 389904.

It is a junction number, because it is equal to n+sod(n) for n = 4099791 and 4099800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76 + ... + 2864.

It is an arithmetic number, because the mean of its divisors is an integer number (238545).

Almost surely, 2^4099830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4099830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5725080).

4099830 is an abundant number, since it is smaller than the sum of its proper divisors (7350330).

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

4099830 is a wasteful number, since it uses less digits than its factorization.

4099830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813 (or 2806 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 4099830 is about 2024.8036941886. The cubic root of 4099830 is about 160.0498542560.

The spelling of 4099830 in words is "four million, ninety-nine thousand, eight hundred thirty".