423314449 has 2 divisors, whose sum is σ = 423314450. Its totient is φ = 423314448.

The previous prime is 423314429. The next prime is 423314453. The reversal of 423314449 is 944413324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422014849 + 1299600 = 20543^2 + 1140^2 .

It is a cyclic number.

It is not a de Polignac number, because 423314449 - 2⁹ = 423313937 is a prime.

It is not a weakly prime, because it can be changed into another prime (423314429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211657224 + 211657225.

It is an arithmetic number, because the mean of its divisors is an integer number (211657225).

Almost surely, 2^423314449 is an apocalyptic number.

It is an amenable number.

423314449 is a deficient number, since it is larger than the sum of its proper divisors (1).

423314449 is an equidigital number, since it uses as much as digits as its factorization.

423314449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 423314449 is about 20574.6068978243. The cubic root of 423314449 is about 750.8520384888.

The spelling of 423314449 in words is "four hundred twenty-three million, three hundred fourteen thousand, four hundred forty-nine".