4421040340 has 24 divisors (see below), whose sum is σ = 9299865960. Its totient is φ = 1765429248.

The previous prime is 4421040329. The next prime is 4421040341. The reversal of 4421040340 is 430401244.

It can be written as a sum of positive squares in 4 ways, for example, as 1353209796 + 3067830544 = 36786^2 + 55388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421040341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174525 + ... + 198244.

It is an arithmetic number, because the mean of its divisors is an integer number (387494415).

Almost surely, 2^4421040340 is an apocalyptic number.

It is an amenable number.

4421040340 is an abundant number, since it is smaller than the sum of its proper divisors (4878825620).

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

4421040340 is a wasteful number, since it uses less digits than its factorization.

4421040340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373371 (or 373369 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4421040340 is about 66490.9041899717. The cubic root of 4421040340 is about 1641.2503279931.

Adding to 4421040340 its reverse (430401244), we get a palindrome (4851441584).

The spelling of 4421040340 in words is "four billion, four hundred twenty-one million, forty thousand, three hundred forty".