2252445030 has 128 divisors (see below), whose sum is σ = 6576215040. Its totient is φ = 544078080.

The previous prime is 2252445029. The next prime is 2252445037. The reversal of 2252445030 is 305442522.

It is a happy number.

It is a super-2 number, since 2×2252445030² = 10147017226343401800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2252444985 and 2252445003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252445037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 928399 + ... + 930821.

It is an arithmetic number, because the mean of its divisors is an integer number (51376680).

Almost surely, 2^2252445030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2252445030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3288107520).

2252445030 is an abundant number, since it is smaller than the sum of its proper divisors (4323770010).

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

2252445030 is a wasteful number, since it uses less digits than its factorization.

2252445030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763 (or 2757 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2252445030 is about 47459.9307837675. The cubic root of 2252445030 is about 1310.8451764866.

Adding to 2252445030 its reverse (305442522), we get a palindrome (2557887552).

The spelling of 2252445030 in words is "two billion, two hundred fifty-two million, four hundred forty-five thousand, thirty".