4431422542 has 16 divisors (see below), whose sum is σ = 6884186112. Its totient is φ = 2138022040.

The previous prime is 4431422461. The next prime is 4431422579. The reversal of 4431422542 is 2452241344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325318 + ... + 338665.

It is an arithmetic number, because the mean of its divisors is an integer number (430261632).

Almost surely, 2^4431422542 is an apocalyptic number.

4431422542 is a deficient number, since it is larger than the sum of its proper divisors (2452763570).

4431422542 is a wasteful number, since it uses less digits than its factorization.

4431422542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664103.

The product of its digits is 30720, while the sum is 31.

The square root of 4431422542 is about 66568.9307560216. The cubic root of 4431422542 is about 1642.5340734444.

Adding to 4431422542 its reverse (2452241344), we get a palindrome (6883663886).

The spelling of 4431422542 in words is "four billion, four hundred thirty-one million, four hundred twenty-two thousand, five hundred forty-two".