4320443442 has 32 divisors (see below), whose sum is σ = 9897633792. Its totient is φ = 1231620624.

The previous prime is 4320443431. The next prime is 4320443509. The reversal of 4320443442 is 2443440234.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97498 + ... + 134709.

It is an arithmetic number, because the mean of its divisors is an integer number (309301056).

Almost surely, 2^4320443442 is an apocalyptic number.

4320443442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4320443442 is an abundant number, since it is smaller than the sum of its proper divisors (5577190350).

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

4320443442 is a wasteful number, since it uses less digits than its factorization.

4320443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232662.

The product of its (nonzero) digits is 36864, while the sum is 30.

The square root of 4320443442 is about 65730.0801916444. The cubic root of 4320443442 is about 1628.7062942900.

Adding to 4320443442 its reverse (2443440234), we get a palindrome (6763883676).

The spelling of 4320443442 in words is "four billion, three hundred twenty million, four hundred forty-three thousand, four hundred forty-two".