142232158 has 8 divisors (see below), whose sum is σ = 213960600. Its totient is φ = 70911960.

The previous prime is 142232143. The next prime is 142232171. The reversal of 142232158 is 851232241.

142232158 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101188 + ... + 102583.

It is an arithmetic number, because the mean of its divisors is an integer number (26745075).

Almost surely, 2^142232158 is an apocalyptic number.

142232158 is a deficient number, since it is larger than the sum of its proper divisors (71728442).

142232158 is a wasteful number, since it uses less digits than its factorization.

142232158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204122.

The product of its digits is 3840, while the sum is 28.

The square root of 142232158 is about 11926.1124428709. The cubic root of 142232158 is about 521.9945072650.

Adding to 142232158 its reverse (851232241), we get a palindrome (993464399).

The spelling of 142232158 in words is "one hundred forty-two million, two hundred thirty-two thousand, one hundred fifty-eight".