224464489 has 2 divisors, whose sum is σ = 224464490. Its totient is φ = 224464488.

The previous prime is 224464421. The next prime is 224464519. The reversal of 224464489 is 984464422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149035264 + 75429225 = 12208^2 + 8685^2 .

It is a cyclic number.

It is not a de Polignac number, because 224464489 - 2²¹ = 222367337 is a prime.

It is a super-2 number, since 2×224464489² = 100768613644062242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224464589) 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 as a sum of consecutive naturals, namely, 112232244 + 112232245.

It is an arithmetic number, because the mean of its divisors is an integer number (112232245).

Almost surely, 2^224464489 is an apocalyptic number.

It is an amenable number.

224464489 is a deficient number, since it is larger than the sum of its proper divisors (1).

224464489 is an equidigital number, since it uses as much as digits as its factorization.

224464489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 43.

The square root of 224464489 is about 14982.1389994887. The cubic root of 224464489 is about 607.7372849643.

The spelling of 224464489 in words is "two hundred twenty-four million, four hundred sixty-four thousand, four hundred eighty-nine".