142622133 has 8 divisors (see below), whose sum is σ = 190427328. Its totient is φ = 94949184.

The previous prime is 142622101. The next prime is 142622141. The reversal of 142622133 is 331226241.

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

It is not a de Polignac number, because 142622133 - 2⁵ = 142622101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142622033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30516 + ... + 34877.

It is an arithmetic number, because the mean of its divisors is an integer number (23803416).

Almost surely, 2^142622133 is an apocalyptic number.

It is an amenable number.

142622133 is a deficient number, since it is larger than the sum of its proper divisors (47805195).

142622133 is an equidigital number, since it uses as much as digits as its factorization.

142622133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66123.

The product of its digits is 1728, while the sum is 24.

The square root of 142622133 is about 11942.4508791119. The cubic root of 142622133 is about 522.4711436030.

Adding to 142622133 its reverse (331226241), we get a palindrome (473848374).

The spelling of 142622133 in words is "one hundred forty-two million, six hundred twenty-two thousand, one hundred thirty-three".