142310822 has 16 divisors (see below), whose sum is σ = 220896720. Its totient is φ = 68716032.

The previous prime is 142310807. The next prime is 142310827. The reversal of 142310822 is 228013241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142310827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643 + ... + 16950.

It is an arithmetic number, because the mean of its divisors is an integer number (13806045).

Almost surely, 2^142310822 is an apocalyptic number.

142310822 is a deficient number, since it is larger than the sum of its proper divisors (78585898).

142310822 is a wasteful number, since it uses less digits than its factorization.

142310822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18727.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 142310822 is about 11929.4099602621. The cubic root of 142310822 is about 522.0907222812.

The spelling of 142310822 in words is "one hundred forty-two million, three hundred ten thousand, eight hundred twenty-two".