225006247242 has 48 divisors (see below), whose sum is σ = 558841687872. Its totient is φ = 64093265280.

The previous prime is 225006247237. The next prime is 225006247247. The reversal of 225006247242 is 242742600522.

225006247242 is a `hidden beast` number, since 2 + 2 + 5 + 0 + 0 + 624 + 7 + 24 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (225006247237) and next prime (225006247247).

It is a super-2 number, since 2×225006247242² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225006247197 and 225006247206.

It is not an unprimeable number, because it can be changed into a prime (225006247247) 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, 2655823 + ... + 2739234.

It is an arithmetic number, because the mean of its divisors is an integer number (11642535164).

Almost surely, 2^225006247242 is an apocalyptic number.

225006247242 is an abundant number, since it is smaller than the sum of its proper divisors (333835440630).

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

225006247242 is a wasteful number, since it uses less digits than its factorization.

225006247242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5395403 (or 5395400 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

Adding to 225006247242 its reverse (242742600522), we get a palindrome (467748847764).

The spelling of 225006247242 in words is "two hundred twenty-five billion, six million, two hundred forty-seven thousand, two hundred forty-two".