2225144552 has 32 divisors (see below), whose sum is σ = 4419878400. Its totient is φ = 1046578944.

The previous prime is 2225144513. The next prime is 2225144557. The reversal of 2225144552 is 2554415222.

It is not an unprimeable number, because it can be changed into a prime (2225144557) 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, 388703 + ... + 394385.

It is an arithmetic number, because the mean of its divisors is an integer number (138121200).

Almost surely, 2^2225144552 is an apocalyptic number.

It is an amenable number.

2225144552 is a deficient number, since it is larger than the sum of its proper divisors (2194733848).

2225144552 is a wasteful number, since it uses less digits than its factorization.

2225144552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585 (or 8581 counting only the distinct ones).

The product of its digits is 32000, while the sum is 32.

The square root of 2225144552 is about 47171.4378835329. The cubic root of 2225144552 is about 1305.5276565392.

Adding to 2225144552 its reverse (2554415222), we get a palindrome (4779559774).

The spelling of 2225144552 in words is "two billion, two hundred twenty-five million, one hundred forty-four thousand, five hundred fifty-two".