423024401 has 2 divisors, whose sum is σ = 423024402. Its totient is φ = 423024400.

The previous prime is 423024397. The next prime is 423024403. The reversal of 423024401 is 104420324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259210000 + 163814401 = 16100^2 + 12799^2 .

It is a cyclic number.

It is not a de Polignac number, because 423024401 - 2² = 423024397 is a prime.

Together with 423024403, 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 (423024403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211512200 + 211512201.

It is an arithmetic number, because the mean of its divisors is an integer number (211512201).

Almost surely, 2^423024401 is an apocalyptic number.

It is an amenable number.

423024401 is a deficient number, since it is larger than the sum of its proper divisors (1).

423024401 is an equidigital number, since it uses as much as digits as its factorization.

423024401 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 423024401 is about 20567.5570012581. The cubic root of 423024401 is about 750.6805088753.

Adding to 423024401 its reverse (104420324), we get a palindrome (527444725).

The spelling of 423024401 in words is "four hundred twenty-three million, twenty-four thousand, four hundred one".