423259307 has 2 divisors, whose sum is σ = 423259308. Its totient is φ = 423259306.

The previous prime is 423259289. The next prime is 423259339. The reversal of 423259307 is 703952324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423259307 - 2⁸ = 423259051 is a prime.

It is equal to p_22508684 and since 423259307 and 22508684 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (423259357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211629653 + 211629654.

It is an arithmetic number, because the mean of its divisors is an integer number (211629654).

Almost surely, 2^423259307 is an apocalyptic number.

423259307 is a deficient number, since it is larger than the sum of its proper divisors (1).

423259307 is an equidigital number, since it uses as much as digits as its factorization.

423259307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 423259307 is about 20573.2668042778. The cubic root of 423259307 is about 750.8194344509.

The spelling of 423259307 in words is "four hundred twenty-three million, two hundred fifty-nine thousand, three hundred seven".