142355334 has 64 divisors (see below), whose sum is σ = 332478720. Its totient is φ = 40176000.

The previous prime is 142355333. The next prime is 142355341. The reversal of 142355334 is 433553241.

142355334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142355334² = 40530082236503112, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142355333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75564 + ... + 77424.

It is an arithmetic number, because the mean of its divisors is an integer number (5194980).

Almost surely, 2^142355334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142355334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166239360).

142355334 is an abundant number, since it is smaller than the sum of its proper divisors (190123386).

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

142355334 is a wasteful number, since it uses less digits than its factorization.

142355334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957.

The product of its digits is 21600, while the sum is 30.

The square root of 142355334 is about 11931.2754557088. The cubic root of 142355334 is about 522.1451498115.

The spelling of 142355334 in words is "one hundred forty-two million, three hundred fifty-five thousand, three hundred thirty-four".