530343449 has 2 divisors, whose sum is σ = 530343450. Its totient is φ = 530343448.
The previous prime is 530343439. The next prime is 530343481. The reversal of 530343449 is 944343035.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 394737424 + 135606025 = 19868^2 + 11645^2 .
It is a cyclic number.
It is not a de Polignac number, because 530343449 - 28 = 530343193 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (530343419) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265171724 + 265171725.
It is an arithmetic number, because the mean of its divisors is an integer number (265171725).
Almost surely, 2530343449 is an apocalyptic number.
It is an amenable number.
530343449 is a deficient number, since it is larger than the sum of its proper divisors (1).
530343449 is an equidigital number, since it uses as much as digits as its factorization.
530343449 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 77760, while the sum is 35.
The square root of 530343449 is about 23029.1868940265. The cubic root of 530343449 is about 809.4420020143.
The spelling of 530343449 in words is "five hundred thirty million, three hundred forty-three thousand, four hundred forty-nine".
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