4321440126 has 16 divisors (see below), whose sum is σ = 9603200400. Its totient is φ = 1440480024.

The previous prime is 4321440121. The next prime is 4321440127. The reversal of 4321440126 is 6210441234.

It is a happy number.

4321440126 is a `hidden beast` number, since 43 + 214 + 401 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 4321440126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321440121) 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 7 ways as a sum of consecutive naturals, for example, 40013281 + ... + 40013388.

It is an arithmetic number, because the mean of its divisors is an integer number (600200025).

Almost surely, 2^4321440126 is an apocalyptic number.

4321440126 is an abundant number, since it is smaller than the sum of its proper divisors (5281760274).

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

4321440126 is a wasteful number, since it uses less digits than its factorization.

4321440126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80026680 (or 80026674 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4321440126 is about 65737.6613974060. The cubic root of 4321440126 is about 1628.8315268589.

The spelling of 4321440126 in words is "four billion, three hundred twenty-one million, four hundred forty thousand, one hundred twenty-six".