242422145252 has 48 divisors (see below), whose sum is σ = 493821054720. Its totient is φ = 101984400000.

The previous prime is 242422145239. The next prime is 242422145257. The reversal of 242422145252 is 252541224242.

It is a super-2 number, since 2×242422145252² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242422145257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189002 + ... + 721502.

It is an arithmetic number, because the mean of its divisors is an integer number (10287938640).

Almost surely, 2^242422145252 is an apocalyptic number.

It is an amenable number.

242422145252 is an abundant number, since it is smaller than the sum of its proper divisors (251398909468).

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

242422145252 is a wasteful number, since it uses less digits than its factorization.

242422145252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532812 (or 532810 counting only the distinct ones).

The product of its digits is 102400, while the sum is 35.

Adding to 242422145252 its reverse (252541224242), we get a palindrome (494963369494).

The spelling of 242422145252 in words is "two hundred forty-two billion, four hundred twenty-two million, one hundred forty-five thousand, two hundred fifty-two".