4522212156 has 96 divisors (see below), whose sum is σ = 13424140800. Its totient is φ = 1174588800.

The previous prime is 4522212067. The next prime is 4522212157. The reversal of 4522212156 is 6512122254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522212157) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4665 + ... + 95216.

It is an arithmetic number, because the mean of its divisors is an integer number (139834800).

Almost surely, 2^4522212156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4522212156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6712070400).

4522212156 is an abundant number, since it is smaller than the sum of its proper divisors (8901928644).

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

4522212156 is a wasteful number, since it uses less digits than its factorization.

4522212156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99920 (or 99904 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 4522212156 is about 67247.3951614484. The cubic root of 4522212156 is about 1653.6755718022.

The spelling of 4522212156 in words is "four billion, five hundred twenty-two million, two hundred twelve thousand, one hundred fifty-six".