142348422 has 16 divisors (see below), whose sum is σ = 285521472. Its totient is φ = 47312040.

The previous prime is 142348417. The next prime is 142348439. The reversal of 142348422 is 224843241.

It is a self number, because there is not a number n which added to its sum of digits gives 142348422.

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, 32104 + ... + 36267.

It is an arithmetic number, because the mean of its divisors is an integer number (17845092).

Almost surely, 2^142348422 is an apocalyptic number.

142348422 is an abundant number, since it is smaller than the sum of its proper divisors (143173050).

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

142348422 is a wasteful number, since it uses less digits than its factorization.

142348422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68723.

The product of its digits is 12288, while the sum is 30.

The square root of 142348422 is about 11930.9857933031. The cubic root of 142348422 is about 522.1366988328.

The spelling of 142348422 in words is "one hundred forty-two million, three hundred forty-eight thousand, four hundred twenty-two".