142675198 has 4 divisors (see below), whose sum is σ = 214012800. Its totient is φ = 71337598.

The previous prime is 142675193. The next prime is 142675201. The reversal of 142675198 is 891576241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 891576241 = 17189 ⋅51869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142675193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35668798 + ... + 35668801.

It is an arithmetic number, because the mean of its divisors is an integer number (53503200).

Almost surely, 2^142675198 is an apocalyptic number.

142675198 is a deficient number, since it is larger than the sum of its proper divisors (71337602).

142675198 is an equidigital number, since it uses as much as digits as its factorization.

142675198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71337601.

The product of its digits is 120960, while the sum is 43.

The square root of 142675198 is about 11944.6723688848. The cubic root of 142675198 is about 522.5359336718.

The spelling of 142675198 in words is "one hundred forty-two million, six hundred seventy-five thousand, one hundred ninety-eight".