24223243252 has 24 divisors (see below), whose sum is σ = 45691203656. Its totient is φ = 11170234368.

The previous prime is 24223243223. The next prime is 24223243259. The reversal of 24223243252 is 25234232242.

It can be written as a sum of positive squares in 4 ways, for example, as 6691894416 + 17531348836 = 81804^2 + 132406^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24223243259) 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, 142053 + ... + 261964.

Almost surely, 2^24223243252 is an apocalyptic number.

It is an amenable number.

24223243252 is a deficient number, since it is larger than the sum of its proper divisors (21467960404).

24223243252 is a wasteful number, since it uses less digits than its factorization.

24223243252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405187 (or 405185 counting only the distinct ones).

The product of its digits is 46080, while the sum is 31.

Adding to 24223243252 its reverse (25234232242), we get a palindrome (49457475494).

The spelling of 24223243252 in words is "twenty-four billion, two hundred twenty-three million, two hundred forty-three thousand, two hundred fifty-two".