22234432340 has 12 divisors (see below), whose sum is σ = 46692307956. Its totient is φ = 8893772928.

The previous prime is 22234432313. The next prime is 22234432403. The reversal of 22234432340 is 4323443222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9470403856 + 12764028484 = 97316^2 + 112978^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555860789 + ... + 555860828.

It is an arithmetic number, because the mean of its divisors is an integer number (3891025663).

Almost surely, 2^22234432340 is an apocalyptic number.

22234432340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22234432340 is an abundant number, since it is smaller than the sum of its proper divisors (24457875616).

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

22234432340 is a wasteful number, since it uses less digits than its factorization.

22234432340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111721626 (or 1111721624 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22234432340 its reverse (4323443222), we get a palindrome (26557875562).

The spelling of 22234432340 in words is "twenty-two billion, two hundred thirty-four million, four hundred thirty-two thousand, three hundred forty".