4050220440 has 96 divisors (see below), whose sum is σ = 14134463280. Its totient is φ = 925763328.

The previous prime is 4050220423. The next prime is 4050220453. The reversal of 4050220440 is 440220504.

It is a super-2 number, since 2×4050220440² = 32808571225187587200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 338527 + ... + 350286.

Almost surely, 2^4050220440 is an apocalyptic number.

4050220440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4050220440 is an abundant number, since it is smaller than the sum of its proper divisors (10084242840).

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

4050220440 is a wasteful number, since it uses less digits than its factorization.

4050220440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688841 (or 688830 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4050220440 is about 63641.3422234321. The cubic root of 4050220440 is about 1594.0167733054.

Adding to 4050220440 its reverse (440220504), we get a palindrome (4490440944).

The spelling of 4050220440 in words is "four billion, fifty million, two hundred twenty thousand, four hundred forty".