142422846 has 16 divisors (see below), whose sum is σ = 284972304. Its totient is φ = 47453184.

The previous prime is 142422829. The next prime is 142422887. The reversal of 142422846 is 648224241.

It is a congruent number.

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, 15870 + ... + 23166.

It is an arithmetic number, because the mean of its divisors is an integer number (17810769).

Almost surely, 2^142422846 is an apocalyptic number.

142422846 is an abundant number, since it is smaller than the sum of its proper divisors (142549458).

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

142422846 is a wasteful number, since it uses less digits than its factorization.

142422846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555.

The product of its digits is 24576, while the sum is 33.

The square root of 142422846 is about 11934.1043233248. The cubic root of 142422846 is about 522.2276791912.

The spelling of 142422846 in words is "one hundred forty-two million, four hundred twenty-two thousand, eight hundred forty-six".