224556669 has 6 divisors (see below), whose sum is σ = 324359646. Its totient is φ = 149704440.

The previous prime is 224556667. The next prime is 224556679. The reversal of 224556669 is 966655422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 151659225 + 72897444 = 12315^2 + 8538^2 .

It is not a de Polignac number, because 224556669 - 2¹ = 224556667 is a prime.

It is a super-2 number, since 2×224556669² = 100851395184751122, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224556667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12475362 + ... + 12475379.

It is an arithmetic number, because the mean of its divisors is an integer number (54059941).

Almost surely, 2^224556669 is an apocalyptic number.

It is an amenable number.

224556669 is a deficient number, since it is larger than the sum of its proper divisors (99802977).

224556669 is a wasteful number, since it uses less digits than its factorization.

224556669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24950747 (or 24950744 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 224556669 is about 14985.2150134724. The cubic root of 224556669 is about 607.8204659851.

The spelling of 224556669 in words is "two hundred twenty-four million, five hundred fifty-six thousand, six hundred sixty-nine".