22841212928 has 60 divisors (see below), whose sum is σ = 47257222740. Its totient is φ = 11026563072.

The previous prime is 22841212921. The next prime is 22841212939. The reversal of 22841212928 is 82921214822.

It can be written as a sum of positive squares in 2 ways, for example, as 15130968064 + 7710244864 = 123008^2 + 87808^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22841212921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451100 + ... + 499172.

It is an arithmetic number, because the mean of its divisors is an integer number (787620379).

Almost surely, 2^22841212928 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 22841212928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23628611370).

22841212928 is an abundant number, since it is smaller than the sum of its proper divisors (24416009812).

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

22841212928 is an frugal number, since it uses more digits than its factorization.

22841212928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48130 (or 48104 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The spelling of 22841212928 in words is "twenty-two billion, eight hundred forty-one million, two hundred twelve thousand, nine hundred twenty-eight".