4199646 has 64 divisors (see below), whose sum is σ = 10264320. Its totient is φ = 1128960.

The previous prime is 4199633. The next prime is 4199647. The reversal of 4199646 is 6469914.

4199646 = T₁₀₀ + T₁₀₁ + ... + T₂₉₆.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4199647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21220 + ... + 21416.

It is an arithmetic number, because the mean of its divisors is an integer number (160380).

Almost surely, 2^4199646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4199646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5132160).

4199646 is an abundant number, since it is smaller than the sum of its proper divisors (6064674).

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

4199646 is a wasteful number, since it uses less digits than its factorization.

4199646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249.

The product of its digits is 46656, while the sum is 39.

The square root of 4199646 is about 2049.3037842155. The cubic root of 4199646 is about 161.3383315089.

The spelling of 4199646 in words is "four million, one hundred ninety-nine thousand, six hundred forty-six".