4312431442 has 16 divisors (see below), whose sum is σ = 7058117664. Its totient is φ = 1959804000.

The previous prime is 4312431439. The next prime is 4312431451. The reversal of 4312431442 is 2441342134.

It is a self number, because there is not a number n which added to its sum of digits gives 4312431442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112717 + ... + 146047.

It is an arithmetic number, because the mean of its divisors is an integer number (441132354).

Almost surely, 2^4312431442 is an apocalyptic number.

4312431442 is a deficient number, since it is larger than the sum of its proper divisors (2745686222).

4312431442 is a wasteful number, since it uses less digits than its factorization.

4312431442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39225.

The product of its digits is 9216, while the sum is 28.

The square root of 4312431442 is about 65669.1056890529. The cubic root of 4312431442 is about 1627.6988923385.

Adding to 4312431442 its reverse (2441342134), we get a palindrome (6753773576).

The spelling of 4312431442 in words is "four billion, three hundred twelve million, four hundred thirty-one thousand, four hundred forty-two".