142222339 has 8 divisors (see below), whose sum is σ = 166933088. Its totient is φ = 118609920.

The previous prime is 142222321. The next prime is 142222343. The reversal of 142222339 is 933222241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142222339 - 2⁷ = 142222211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142222319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274302 + ... + 274819.

It is an arithmetic number, because the mean of its divisors is an integer number (20866636).

Almost surely, 2^142222339 is an apocalyptic number.

142222339 is a deficient number, since it is larger than the sum of its proper divisors (24710749).

142222339 is an equidigital number, since it uses as much as digits as its factorization.

142222339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549165.

The product of its digits is 5184, while the sum is 28.

The square root of 142222339 is about 11925.7007760550. The cubic root of 142222339 is about 521.9824950213.

It can be divided in two parts, 14222 and 2339, that added together give a palindrome (16561).

The spelling of 142222339 in words is "one hundred forty-two million, two hundred twenty-two thousand, three hundred thirty-nine".