4440816 has 30 divisors (see below), whose sum is σ = 12428520. Its totient is φ = 1480224.

The previous prime is 4440803. The next prime is 4440823. The reversal of 4440816 is 6180444.

It is a self number, because there is not a number n which added to its sum of digits gives 4440816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15276 + ... + 15563.

It is an arithmetic number, because the mean of its divisors is an integer number (414284).

Almost surely, 2^4440816 is an apocalyptic number.

It is an amenable number.

4440816 is an abundant number, since it is smaller than the sum of its proper divisors (7987704).

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

4440816 is a wasteful number, since it uses less digits than its factorization.

4440816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30853 (or 30844 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4440816 is about 2107.3243699061. The cubic root of 4440816 is about 164.3693835397.

The spelling of 4440816 in words is "four million, four hundred forty thousand, eight hundred sixteen".