4441866 has 64 divisors (see below), whose sum is σ = 10838016. Its totient is φ = 1195200.

The previous prime is 4441849. The next prime is 4441867. The reversal of 4441866 is 6681444.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4441867) 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, 26515 + ... + 26681.

It is an arithmetic number, because the mean of its divisors is an integer number (169344).

Almost surely, 2^4441866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4441866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5419008).

4441866 is an abundant number, since it is smaller than the sum of its proper divisors (6396150).

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

4441866 is a wasteful number, since it uses less digits than its factorization.

4441866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227.

The product of its digits is 18432, while the sum is 33.

The square root of 4441866 is about 2107.5734862633. The cubic root of 4441866 is about 164.3823371840.

The spelling of 4441866 in words is "four million, four hundred forty-one thousand, eight hundred sixty-six".