2254421022 has 64 divisors (see below), whose sum is σ = 5431795200. Its totient is φ = 609361920.

The previous prime is 2254421011. The next prime is 2254421089. The reversal of 2254421022 is 2201244522.

It is a junction number, because it is equal to n+sod(n) for n = 2254420983 and 2254421001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 739822 + ... + 742862.

It is an arithmetic number, because the mean of its divisors is an integer number (84871800).

Almost surely, 2^2254421022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2254421022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2715897600).

2254421022 is an abundant number, since it is smaller than the sum of its proper divisors (3177374178).

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

2254421022 is a wasteful number, since it uses less digits than its factorization.

2254421022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 2254421022 is about 47480.7436967872. The cubic root of 2254421022 is about 1311.2283841387.

Adding to 2254421022 its reverse (2201244522), we get a palindrome (4455665544).

The spelling of 2254421022 in words is "two billion, two hundred fifty-four million, four hundred twenty-one thousand, twenty-two".