142427198 has 8 divisors (see below), whose sum is σ = 215323392. Its totient is φ = 70652736.

The previous prime is 142427179. The next prime is 142427203. The reversal of 142427198 is 891724241.

It is a happy number.

142427198 is digitally balanced in base 2, because in such base 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, 280115 + ... + 280622.

It is an arithmetic number, because the mean of its divisors is an integer number (26915424).

Almost surely, 2^142427198 is an apocalyptic number.

142427198 is a deficient number, since it is larger than the sum of its proper divisors (72896194).

142427198 is a wasteful number, since it uses less digits than its factorization.

142427198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560866.

The product of its digits is 32256, while the sum is 38.

The square root of 142427198 is about 11934.2866565204. The cubic root of 142427198 is about 522.2329983558.

The spelling of 142427198 in words is "one hundred forty-two million, four hundred twenty-seven thousand, one hundred ninety-eight".