441404340 has 144 divisors (see below), whose sum is σ = 1354703616. Its totient is φ = 107328000.

The previous prime is 441404323. The next prime is 441404351. The reversal of 441404340 is 43404144.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 441404340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1023925 + ... + 1024355.

It is an arithmetic number, because the mean of its divisors is an integer number (9407664).

Almost surely, 2^441404340 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 441404340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (677351808).

441404340 is an abundant number, since it is smaller than the sum of its proper divisors (913299276).

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

441404340 is a wasteful number, since it uses less digits than its factorization.

441404340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570 (or 555 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 441404340 is about 21009.6249371568. The cubic root of 441404340 is about 761.3988204007.

Adding to 441404340 its reverse (43404144), we get a palindrome (484808484).

The spelling of 441404340 in words is "four hundred forty-one million, four hundred four thousand, three hundred forty".