142286226 has 32 divisors (see below), whose sum is σ = 308328768. Its totient is φ = 43599360.

The previous prime is 142286203. The next prime is 142286237. The reversal of 142286226 is 622682241.

142286226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11835 + ... + 20606.

It is an arithmetic number, because the mean of its divisors is an integer number (9635274).

Almost surely, 2^142286226 is an apocalyptic number.

142286226 is an abundant number, since it is smaller than the sum of its proper divisors (166042542).

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

142286226 is a wasteful number, since it uses less digits than its factorization.

142286226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32506.

The product of its digits is 18432, while the sum is 33.

The square root of 142286226 is about 11928.3790181231. The cubic root of 142286226 is about 522.0606423873.

The spelling of 142286226 in words is "one hundred forty-two million, two hundred eighty-six thousand, two hundred twenty-six".