142622334 has 24 divisors (see below), whose sum is σ = 312929760. Its totient is φ = 46938528.

The previous prime is 142622323. The next prime is 142622339. The reversal of 142622334 is 433226241.

142622334 is a `hidden beast` number, since 1 + 4 + 2 + 622 + 3 + 34 = 666.

It is a super-2 number, since 2×142622334² = 40682260311215112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142622298 and 142622307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142622339) 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 11 ways as a sum of consecutive naturals, for example, 48727 + ... + 51570.

It is an arithmetic number, because the mean of its divisors is an integer number (13038740).

Almost surely, 2^142622334 is an apocalyptic number.

142622334 is an abundant number, since it is smaller than the sum of its proper divisors (170307426).

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

142622334 is a wasteful number, since it uses less digits than its factorization.

142622334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100384 (or 100381 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 142622334 is about 11942.4592944669. The cubic root of 142622334 is about 522.4713890456.

Adding to 142622334 its reverse (433226241), we get a palindrome (575848575).

The spelling of 142622334 in words is "one hundred forty-two million, six hundred twenty-two thousand, three hundred thirty-four".