224332769 has 2 divisors, whose sum is σ = 224332770. Its totient is φ = 224332768.

The previous prime is 224332741. The next prime is 224332781. The reversal of 224332769 is 967233422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182601169 + 41731600 = 13513^2 + 6460^2 .

It is a cyclic number.

It is not a de Polignac number, because 224332769 - 2⁸ = 224332513 is a prime.

It is a super-2 number, since 2×224332769² = 100650382494414722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224332789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112166384 + 112166385.

It is an arithmetic number, because the mean of its divisors is an integer number (112166385).

Almost surely, 2^224332769 is an apocalyptic number.

It is an amenable number.

224332769 is a deficient number, since it is larger than the sum of its proper divisors (1).

224332769 is an equidigital number, since it uses as much as digits as its factorization.

224332769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 38.

The square root of 224332769 is about 14977.7424533873. The cubic root of 224332769 is about 607.6183844660.

The spelling of 224332769 in words is "two hundred twenty-four million, three hundred thirty-two thousand, seven hundred sixty-nine".