22234132240 has 40 divisors (see below), whose sum is σ = 52465927680. Its totient is φ = 8760909696.

The previous prime is 22234132211. The next prime is 22234132273. The reversal of 22234132240 is 4223143222.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068720 + ... + 2079439.

It is an arithmetic number, because the mean of its divisors is an integer number (1311648192).

Almost surely, 2^22234132240 is an apocalyptic number.

22234132240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22234132240 is an abundant number, since it is smaller than the sum of its proper divisors (30231795440).

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

22234132240 is a wasteful number, since it uses less digits than its factorization.

22234132240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148239 (or 4148233 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22234132240 its reverse (4223143222), we get a palindrome (26457275462).

The spelling of 22234132240 in words is "twenty-two billion, two hundred thirty-four million, one hundred thirty-two thousand, two hundred forty".