22243000340 has 48 divisors (see below), whose sum is σ = 52600472064. Its totient is φ = 7827446400.

The previous prime is 22243000337. The next prime is 22243000357. The reversal of 22243000340 is 4300034222.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1623899 + ... + 1637538.

It is an arithmetic number, because the mean of its divisors is an integer number (1095843168).

Almost surely, 2^22243000340 is an apocalyptic number.

22243000340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22243000340 is an abundant number, since it is smaller than the sum of its proper divisors (30357471724).

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

22243000340 is a wasteful number, since it uses less digits than its factorization.

22243000340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261488 (or 3261486 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22243000340 its reverse (4300034222), we get a palindrome (26543034562).

The spelling of 22243000340 in words is "twenty-two billion, two hundred forty-three million, three hundred forty", and thus it is an aban number.