224329169 has 2 divisors, whose sum is σ = 224329170. Its totient is φ = 224329168.

The previous prime is 224329153. The next prime is 224329201. The reversal of 224329169 is 961923422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223353025 + 976144 = 14945^2 + 988^2 .

It is a cyclic number.

It is not a de Polignac number, because 224329169 - 2⁴ = 224329153 is a prime.

It is a super-2 number, since 2×224329169² = 100647152128461122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224329109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112164584 + 112164585.

It is an arithmetic number, because the mean of its divisors is an integer number (112164585).

Almost surely, 2^224329169 is an apocalyptic number.

It is an amenable number.

224329169 is a deficient number, since it is larger than the sum of its proper divisors (1).

224329169 is an equidigital number, since it uses as much as digits as its factorization.

224329169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 224329169 is about 14977.6222745802. The cubic root of 224329169 is about 607.6151341786.

The spelling of 224329169 in words is "two hundred twenty-four million, three hundred twenty-nine thousand, one hundred sixty-nine".