142322334 has 64 divisors (see below), whose sum is σ = 375777792. Its totient is φ = 34790400.

The previous prime is 142322311. The next prime is 142322339. The reversal of 142322334 is 433223241.

142322334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142322339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1207 + ... + 16914.

It is an arithmetic number, because the mean of its divisors is an integer number (5871528).

Almost surely, 2^142322334 is an apocalyptic number.

142322334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 142322334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187888896).

142322334 is an abundant number, since it is smaller than the sum of its proper divisors (233455458).

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

142322334 is a wasteful number, since it uses less digits than its factorization.

142322334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18161.

The product of its digits is 3456, while the sum is 24.

The square root of 142322334 is about 11929.8924555086. The cubic root of 142322334 is about 522.1047997919.

Adding to 142322334 its reverse (433223241), we get a palindrome (575545575).

The spelling of 142322334 in words is "one hundred forty-two million, three hundred twenty-two thousand, three hundred thirty-four".