4403940 has 48 divisors (see below), whose sum is σ = 12761280. Its totient is φ = 1133440.

The previous prime is 4403939. The next prime is 4403951. The reversal of 4403940 is 493044.

It is a self number, because there is not a number n which added to its sum of digits gives 4403940.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475 + ... + 3005.

It is an arithmetic number, because the mean of its divisors is an integer number (265860).

Almost surely, 2^4403940 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 4403940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6380640).

4403940 is an abundant number, since it is smaller than the sum of its proper divisors (8357340).

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

4403940 is a wasteful number, since it uses less digits than its factorization.

4403940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572 (or 2570 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 4403940 is about 2098.5566468409. The cubic root of 4403940 is about 163.9131505253.

Adding to 4403940 its reverse (493044), we get a palindrome (4896984).

The spelling of 4403940 in words is "four million, four hundred three thousand, nine hundred forty".