3544416 has 72 divisors (see below), whose sum is σ = 10430784. Its totient is φ = 1140480.

The previous prime is 3544357. The next prime is 3544427. The reversal of 3544416 is 6144453.

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 3544416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8730 + ... + 9126.

It is an arithmetic number, because the mean of its divisors is an integer number (144872).

Almost surely, 2^3544416 is an apocalyptic number.

3544416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3544416 is the 1191-st heptagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3544416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5215392).

3544416 is an abundant number, since it is smaller than the sum of its proper divisors (6886368).

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

3544416 is a wasteful number, since it uses less digits than its factorization.

3544416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 433 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 3544416 is about 1882.6619452254. The cubic root of 3544416 is about 152.4690038231.

Adding to 3544416 its reverse (6144453), we get a palindrome (9688869).

The spelling of 3544416 in words is "three million, five hundred forty-four thousand, four hundred sixteen".