22324324240 has 40 divisors (see below), whose sum is σ = 51910427520. Its totient is φ = 8928633216.

The previous prime is 22324324237. The next prime is 22324324241. The reversal of 22324324240 is 4242342322.

It is a happy number.

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

It is a super-3 number, since 3×22324324240³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22324324199 and 22324324208.

It is not an unprimeable number, because it can be changed into a prime (22324324241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055691 + ... + 1076629.

It is an arithmetic number, because the mean of its divisors is an integer number (1297760688).

Almost surely, 2^22324324240 is an apocalyptic number.

22324324240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22324324240 is an abundant number, since it is smaller than the sum of its proper divisors (29586103280).

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

22324324240 is a wasteful number, since it uses less digits than its factorization.

22324324240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34279 (or 34273 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22324324240 its reverse (4242342322), we get a palindrome (26566666562).

The spelling of 22324324240 in words is "twenty-two billion, three hundred twenty-four million, three hundred twenty-four thousand, two hundred forty".