224929 has 2 divisors, whose sum is σ = 224930. Its totient is φ = 224928.
The previous prime is 224921. The next prime is 224947. The reversal of 224929 is 929422.
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., 193600 + 31329 = 440^2 + 177^2 .
It is a cyclic number.
It is not a de Polignac number, because 224929 - 23 = 224921 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 224897 and 224906.
It is not a weakly prime, because it can be changed into another prime (224921) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112464 + 112465.
It is an arithmetic number, because the mean of its divisors is an integer number (112465).
2224929 is an apocalyptic number.
It is an amenable number.
224929 is a deficient number, since it is larger than the sum of its proper divisors (1).
224929 is an equidigital number, since it uses as much as digits as its factorization.
224929 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2592, while the sum is 28.
The square root of 224929 is about 474.2668025489. The cubic root of 224929 is about 60.8156217073.
It can be divided in two parts, 2249 and 29, that added together give a triangular number (2278 = T67).
The spelling of 224929 in words is "two hundred twenty-four thousand, nine hundred twenty-nine".
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