142622896 has 40 divisors (see below), whose sum is σ = 299789840. Its totient is φ = 65339136.

The previous prime is 142622849. The next prime is 142622897. The reversal of 142622896 is 698226241.

It is not an unprimeable number, because it can be changed into a prime (142622897) 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, 26446 + ... + 31378.

It is an arithmetic number, because the mean of its divisors is an integer number (7494746).

Almost surely, 2^142622896 is an apocalyptic number.

142622896 is a gapful number since it is divisible by the number (16) 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 142622896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149894920).

142622896 is an abundant number, since it is smaller than the sum of its proper divisors (157166944).

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

142622896 is a wasteful number, since it uses less digits than its factorization.

142622896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5087 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 142622896 is about 11942.4828239357. The cubic root of 142622896 is about 522.4720753068.

The spelling of 142622896 in words is "one hundred forty-two million, six hundred twenty-two thousand, eight hundred ninety-six".