4423140442 has 32 divisors (see below), whose sum is σ = 7993827072. Its totient is φ = 1794507264.

The previous prime is 4423140431. The next prime is 4423140451. The reversal of 4423140442 is 2440413244.

It is a self number, because there is not a number n which added to its sum of digits gives 4423140442.

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, 39573 + ... + 102040.

It is an arithmetic number, because the mean of its divisors is an integer number (249807096).

Almost surely, 2^4423140442 is an apocalyptic number.

4423140442 is a deficient number, since it is larger than the sum of its proper divisors (3570686630).

4423140442 is a wasteful number, since it uses less digits than its factorization.

4423140442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141742.

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4423140442 is about 66506.6947156450. The cubic root of 4423140442 is about 1641.5101648343.

Adding to 4423140442 its reverse (2440413244), we get a palindrome (6863553686).

The spelling of 4423140442 in words is "four billion, four hundred twenty-three million, one hundred forty thousand, four hundred forty-two".