2252022136 has 64 divisors (see below), whose sum is σ = 5202993600. Its totient is φ = 889878528.

The previous prime is 2252022133. The next prime is 2252022163. The reversal of 2252022136 is 6312202522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2252022136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252022133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1056720 + ... + 1058848.

It is an arithmetic number, because the mean of its divisors is an integer number (81296775).

Almost surely, 2^2252022136 is an apocalyptic number.

2252022136 is a gapful number since it is divisible by the number (26) 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 2252022136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2601496800).

2252022136 is an abundant number, since it is smaller than the sum of its proper divisors (2950971464).

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

2252022136 is a wasteful number, since it uses less digits than its factorization.

2252022136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3608 (or 3604 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2252022136 is about 47455.4753005383. The cubic root of 2252022136 is about 1310.7631347868.

Adding to 2252022136 its reverse (6312202522), we get a palindrome (8564224658).

The spelling of 2252022136 in words is "two billion, two hundred fifty-two million, twenty-two thousand, one hundred thirty-six".