142260222 has 16 divisors (see below), whose sum is σ = 306406800. Its totient is φ = 43772352.

The previous prime is 142260203. The next prime is 142260241. The reversal of 142260222 is 222062241.

It is an interprime number because it is at equal distance from previous prime (142260203) and next prime (142260241).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911847 + ... + 912002.

It is an arithmetic number, because the mean of its divisors is an integer number (19150425).

Almost surely, 2^142260222 is an apocalyptic number.

142260222 is an abundant number, since it is smaller than the sum of its proper divisors (164146578).

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

142260222 is a wasteful number, since it uses less digits than its factorization.

142260222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823867.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142260222 is about 11927.2889627107. The cubic root of 142260222 is about 522.0288367975.

The spelling of 142260222 in words is "one hundred forty-two million, two hundred sixty thousand, two hundred twenty-two".