142622112 has 96 divisors (see below), whose sum is σ = 399095424. Its totient is φ = 44441600.

The previous prime is 142622101. The next prime is 142622141. The reversal of 142622112 is 211226241.

142622112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458437 + ... + 458747.

It is an arithmetic number, because the mean of its divisors is an integer number (4157244).

Almost surely, 2^142622112 is an apocalyptic number.

142622112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142622112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199547712).

142622112 is an abundant number, since it is smaller than the sum of its proper divisors (256473312).

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

142622112 is a wasteful number, since it uses less digits than its factorization.

142622112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 614 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 142622112 is about 11942.4499998953. The cubic root of 142622112 is about 522.4711179597.

Adding to 142622112 its reverse (211226241), we get a palindrome (353848353).

The spelling of 142622112 in words is "one hundred forty-two million, six hundred twenty-two thousand, one hundred twelve".