142622134 has 8 divisors (see below), whose sum is σ = 220834368. Its totient is φ = 69010680.

The previous prime is 142622101. The next prime is 142622141. The reversal of 142622134 is 431226241.

It is a happy number.

142622134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 142622099 and 142622108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1150117 + ... + 1150240.

It is an arithmetic number, because the mean of its divisors is an integer number (27604296).

Almost surely, 2^142622134 is an apocalyptic number.

142622134 is a deficient number, since it is larger than the sum of its proper divisors (78212234).

142622134 is a wasteful number, since it uses less digits than its factorization.

142622134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300390.

The product of its digits is 2304, while the sum is 25.

The square root of 142622134 is about 11942.4509209793. The cubic root of 142622134 is about 522.4711448241.

Adding to 142622134 its reverse (431226241), we get a palindrome (573848375).

The spelling of 142622134 in words is "one hundred forty-two million, six hundred twenty-two thousand, one hundred thirty-four".