142470222 has 8 divisors (see below), whose sum is σ = 284940456. Its totient is φ = 47490072.

The previous prime is 142470187. The next prime is 142470271. The reversal of 142470222 is 222074241.

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

142470222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 142470192 and 142470201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11872513 + ... + 11872524.

It is an arithmetic number, because the mean of its divisors is an integer number (35617557).

Almost surely, 2^142470222 is an apocalyptic number.

142470222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142470222 is a wasteful number, since it uses less digits than its factorization.

142470222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23745042.

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 142470222 is about 11936.0890579787. The cubic root of 142470222 is about 522.2855779446.

The spelling of 142470222 in words is "one hundred forty-two million, four hundred seventy thousand, two hundred twenty-two".