224439169 has 2 divisors, whose sum is σ = 224439170. Its totient is φ = 224439168.

The previous prime is 224439161. The next prime is 224439211. The reversal of 224439169 is 961934422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165456769 + 58982400 = 12863^2 + 7680^2 .

It is a cyclic number.

It is not a de Polignac number, because 224439169 - 2³ = 224439161 is a prime.

It is a super-2 number, since 2×224439169² = 100745881162821122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224439161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112219584 + 112219585.

It is an arithmetic number, because the mean of its divisors is an integer number (112219585).

Almost surely, 2^224439169 is an apocalyptic number.

It is an amenable number.

224439169 is a deficient number, since it is larger than the sum of its proper divisors (1).

224439169 is an equidigital number, since it uses as much as digits as its factorization.

224439169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 40.

The square root of 224439169 is about 14981.2939694807. The cubic root of 224439169 is about 607.7144328170.

The spelling of 224439169 in words is "two hundred twenty-four million, four hundred thirty-nine thousand, one hundred sixty-nine".