142022568 has 32 divisors (see below), whose sum is σ = 373744800. Its totient is φ = 44849088.

The previous prime is 142022527. The next prime is 142022611. The reversal of 142022568 is 865220241.

142022568 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 7 ways as a sum of consecutive naturals, for example, 155271 + ... + 156182.

It is an arithmetic number, because the mean of its divisors is an integer number (11679525).

Almost surely, 2^142022568 is an apocalyptic number.

It is an amenable number.

142022568 is an abundant number, since it is smaller than the sum of its proper divisors (231722232).

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

142022568 is a wasteful number, since it uses less digits than its factorization.

142022568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311481 (or 311477 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 142022568 is about 11917.3221824368. The cubic root of 142022568 is about 521.7379815651.

The spelling of 142022568 in words is "one hundred forty-two million, twenty-two thousand, five hundred sixty-eight".