4446889 has 16 divisors (see below), whose sum is σ = 4924800. Its totient is φ = 4001536.

The previous prime is 4446887. The next prime is 4446899. The reversal of 4446889 is 9886444.

It is a happy number.

It is not a de Polignac number, because 4446889 - 2¹ = 4446887 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (4446887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39297 + ... + 39409.

It is an arithmetic number, because the mean of its divisors is an integer number (307800).

Almost surely, 2^4446889 is an apocalyptic number.

4446889 is the 1334-th heptagonal number.

It is an amenable number.

4446889 is a deficient number, since it is larger than the sum of its proper divisors (477911).

4446889 is a wasteful number, since it uses less digits than its factorization.

4446889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224.

The product of its digits is 221184, while the sum is 43.

The square root of 4446889 is about 2108.7648043345. The cubic root of 4446889 is about 164.4442767259. Note that the first 3 decimals are identical.

It can be divided in two parts, 4446 and 889, that added together give a palindrome (5335).

The spelling of 4446889 in words is "four million, four hundred forty-six thousand, eight hundred eighty-nine".