441420540 has 96 divisors (see below), whose sum is σ = 1419344640. Its totient is φ = 101376000.

The previous prime is 441420523. The next prime is 441420541. The reversal of 441420540 is 45024144.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 441420540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441420541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5061 + ... + 30140.

It is an arithmetic number, because the mean of its divisors is an integer number (14784840).

Almost surely, 2^441420540 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 441420540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709672320).

441420540 is an abundant number, since it is smaller than the sum of its proper divisors (977924100).

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

441420540 is a wasteful number, since it uses less digits than its factorization.

441420540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35243 (or 35241 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 441420540 is about 21010.0104712016. The cubic root of 441420540 is about 761.4081349972.

Adding to 441420540 its reverse (45024144), we get a palindrome (486444684).

The spelling of 441420540 in words is "four hundred forty-one million, four hundred twenty thousand, five hundred forty".