142958222 has 8 divisors (see below), whose sum is σ = 233931672. Its totient is φ = 64981000.

The previous prime is 142958209. The next prime is 142958237. The reversal of 142958222 is 222859241.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3249029 + ... + 3249072.

It is an arithmetic number, because the mean of its divisors is an integer number (29241459).

Almost surely, 2^142958222 is an apocalyptic number.

142958222 is a deficient number, since it is larger than the sum of its proper divisors (90973450).

142958222 is a wasteful number, since it uses less digits than its factorization.

142958222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6498114.

The product of its digits is 23040, while the sum is 35.

The square root of 142958222 is about 11956.5137895626. The cubic root of 142958222 is about 522.8812226688.

The spelling of 142958222 in words is "one hundred forty-two million, nine hundred fifty-eight thousand, two hundred twenty-two".