22004014340 has 96 divisors (see below), whose sum is σ = 57929534208. Its totient is φ = 6820416000.

The previous prime is 22004014337. The next prime is 22004014343. The reversal of 22004014340 is 4341040022.

It is an interprime number because it is at equal distance from previous prime (22004014337) and next prime (22004014343).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (22004014343) 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, 239270 + ... + 318210.

It is an arithmetic number, because the mean of its divisors is an integer number (603432648).

Almost surely, 2^22004014340 is an apocalyptic number.

22004014340 is a gapful number since it is divisible by the number (20) 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 22004014340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28964767104).

22004014340 is an abundant number, since it is smaller than the sum of its proper divisors (35925519868).

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

22004014340 is a wasteful number, since it uses less digits than its factorization.

22004014340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79149 (or 79147 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22004014340 its reverse (4341040022), we get a palindrome (26345054362).

The spelling of 22004014340 in words is "twenty-two billion, four million, fourteen thousand, three hundred forty".