224665544 has 8 divisors (see below), whose sum is σ = 421247910. Its totient is φ = 112332768.

The previous prime is 224665543. The next prime is 224665547. The reversal of 224665544 is 445566422.

224665544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 175244644 + 49420900 = 13238^2 + 7030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 224665498 and 224665507.

It is not an unprimeable number, because it can be changed into a prime (224665543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14041589 + ... + 14041604.

Almost surely, 2^224665544 is an apocalyptic number.

It is an amenable number.

224665544 is a deficient number, since it is larger than the sum of its proper divisors (196582366).

224665544 is a wasteful number, since it uses less digits than its factorization.

224665544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28083199 (or 28083195 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

The square root of 224665544 is about 14988.8473205914. The cubic root of 224665544 is about 607.9186828574.

The spelling of 224665544 in words is "two hundred twenty-four million, six hundred sixty-five thousand, five hundred forty-four".