4409816 has 16 divisors (see below), whose sum is σ = 8323440. Its totient is φ = 2190240.

The previous prime is 4409809. The next prime is 4409849. The reversal of 4409816 is 6189044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500 + ... + 3011.

It is an arithmetic number, because the mean of its divisors is an integer number (520215).

Almost surely, 2^4409816 is an apocalyptic number.

It is an amenable number.

4409816 is a deficient number, since it is larger than the sum of its proper divisors (3913624).

4409816 is a wasteful number, since it uses less digits than its factorization.

4409816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4409816 is about 2099.9561900192. The cubic root of 4409816 is about 163.9860190342.

It can be divided in two parts, 4409 and 816, that added together give a palindrome (5225).

The spelling of 4409816 in words is "four million, four hundred nine thousand, eight hundred sixteen".