4022232142 has 4 divisors (see below), whose sum is σ = 6033348216. Its totient is φ = 2011116070.

The previous prime is 4022232131. The next prime is 4022232161. The reversal of 4022232142 is 2412322204.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005558034 + ... + 1005558037.

It is an arithmetic number, because the mean of its divisors is an integer number (1508337054).

Almost surely, 2^4022232142 is an apocalyptic number.

4022232142 is a deficient number, since it is larger than the sum of its proper divisors (2011116074).

4022232142 is a wasteful number, since it uses less digits than its factorization.

4022232142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011116073.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4022232142 is about 63421.0701738783. The cubic root of 4022232142 is about 1590.3365639069.

Adding to 4022232142 its reverse (2412322204), we get a palindrome (6434554346).

The spelling of 4022232142 in words is "four billion, twenty-two million, two hundred thirty-two thousand, one hundred forty-two".