423200441 has 2 divisors, whose sum is σ = 423200442. Its totient is φ = 423200440.

The previous prime is 423200423. The next prime is 423200443. The reversal of 423200441 is 144002324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417344041 + 5856400 = 20429^2 + 2420^2 .

It is a cyclic number.

It is not a de Polignac number, because 423200441 - 2⁶ = 423200377 is a prime.

It is a super-2 number, since 2×423200441² = 358197226525188962, which contains 22 as substring.

Together with 423200443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (423200443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211600220 + 211600221.

It is an arithmetic number, because the mean of its divisors is an integer number (211600221).

Almost surely, 2^423200441 is an apocalyptic number.

It is an amenable number.

423200441 is a deficient number, since it is larger than the sum of its proper divisors (1).

423200441 is an equidigital number, since it uses as much as digits as its factorization.

423200441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 423200441 is about 20571.8361115385. The cubic root of 423200441 is about 750.7846253829.

Adding to 423200441 its reverse (144002324), we get a palindrome (567202765).

The spelling of 423200441 in words is "four hundred twenty-three million, two hundred thousand, four hundred forty-one".