2225444524 has 12 divisors (see below), whose sum is σ = 3895559584. Its totient is φ = 1112427504.

The previous prime is 2225444509. The next prime is 2225444527. The reversal of 2225444524 is 4254445222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2225444524.

It is not an unprimeable number, because it can be changed into a prime (2225444527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56244 + ... + 87259.

Almost surely, 2^2225444524 is an apocalyptic number.

It is an amenable number.

2225444524 is a deficient number, since it is larger than the sum of its proper divisors (1670115060).

2225444524 is a wasteful number, since it uses less digits than its factorization.

2225444524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147384 (or 147382 counting only the distinct ones).

The product of its digits is 102400, while the sum is 34.

The square root of 2225444524 is about 47174.6173699374. The cubic root of 2225444524 is about 1305.5863200157.

Adding to 2225444524 its reverse (4254445222), we get a palindrome (6479889746).

The spelling of 2225444524 in words is "two billion, two hundred twenty-five million, four hundred forty-four thousand, five hundred twenty-four".