1142233422 has 32 divisors (see below), whose sum is σ = 2539175040. Its totient is φ = 339599520.

The previous prime is 1142233399. The next prime is 1142233423. The reversal of 1142233422 is 2243322411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1142233392 and 1142233401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142233423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159772 + ... + 166767.

It is an arithmetic number, because the mean of its divisors is an integer number (79349220).

Almost surely, 2^1142233422 is an apocalyptic number.

1142233422 is an abundant number, since it is smaller than the sum of its proper divisors (1396941618).

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

1142233422 is a wasteful number, since it uses less digits than its factorization.

1142233422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326608.

The product of its digits is 2304, while the sum is 24.

The square root of 1142233422 is about 33796.9439742708. The cubic root of 1142233422 is about 1045.3256837637.

Adding to 1142233422 its reverse (2243322411), we get a palindrome (3385555833).

It can be divided in two parts, 11422 and 33422, that added together give a palindrome (44844).

The spelling of 1142233422 in words is "one billion, one hundred forty-two million, two hundred thirty-three thousand, four hundred twenty-two".