4446544 has 40 divisors (see below), whose sum is σ = 9231552. Its totient is φ = 2069760.

The previous prime is 4446509. The next prime is 4446553. The reversal of 4446544 is 4456444.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15684 + ... + 15964.

Almost surely, 2^4446544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4446544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4615776).

4446544 is an abundant number, since it is smaller than the sum of its proper divisors (4785008).

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

4446544 is a wasteful number, since it uses less digits than its factorization.

4446544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 349 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The square root of 4446544 is about 2108.6830013067. The cubic root of 4446544 is about 164.4400239593.

The spelling of 4446544 in words is "four million, four hundred forty-six thousand, five hundred forty-four".