142142332 has 12 divisors (see below), whose sum is σ = 249076296. Its totient is φ = 70977680.

The previous prime is 142142327. The next prime is 142142333. The reversal of 142142332 is 233241241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142142333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19894 + ... + 26077.

It is an arithmetic number, because the mean of its divisors is an integer number (20756358).

Almost surely, 2^142142332 is an apocalyptic number.

It is an amenable number.

142142332 is a deficient number, since it is larger than the sum of its proper divisors (106933964).

142142332 is a wasteful number, since it uses less digits than its factorization.

142142332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46748 (or 46746 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 142142332 is about 11922.3459100967. The cubic root of 142142332 is about 521.8845964602.

Adding to 142142332 its reverse (233241241), we get a palindrome (375383573).

The spelling of 142142332 in words is "one hundred forty-two million, one hundred forty-two thousand, three hundred thirty-two".