24223222440 has 96 divisors (see below), whose sum is σ = 79125326280. Its totient is φ = 6426717696.

The previous prime is 24223222433. The next prime is 24223222447. The reversal of 24223222440 is 4422232242.

It is an interprime number because it is at equal distance from previous prime (24223222433) and next prime (24223222447).

It can be written as a sum of positive squares in 4 ways, for example, as 20838077316 + 3385145124 = 144354^2 + 58182^2 .

It is not an unprimeable number, because it can be changed into a prime (24223222447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99859 + ... + 241698.

Almost surely, 2^24223222440 is an apocalyptic number.

24223222440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24223222440 is an abundant number, since it is smaller than the sum of its proper divisors (54902103840).

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

24223222440 is a wasteful number, since it uses less digits than its factorization.

24223222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341771 (or 341764 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 24223222440 its reverse (4422232242), we get a palindrome (28645454682).

The spelling of 24223222440 in words is "twenty-four billion, two hundred twenty-three million, two hundred twenty-two thousand, four hundred forty".