423201233 has 16 divisors (see below), whose sum is σ = 521727360. Its totient is φ = 334285056.

The previous prime is 423201199. The next prime is 423201271. The reversal of 423201233 is 332102324.

It is not a de Polignac number, because 423201233 - 2⁸ = 423200977 is a prime.

It is a super-2 number, since 2×423201233² = 358198567225440578, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (423201833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56441 + ... + 63497.

It is an arithmetic number, because the mean of its divisors is an integer number (32607960).

Almost surely, 2^423201233 is an apocalyptic number.

It is an amenable number.

423201233 is a deficient number, since it is larger than the sum of its proper divisors (98526127).

423201233 is a wasteful number, since it uses less digits than its factorization.

423201233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7736.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 423201233 is about 20571.8553611482. The cubic root of 423201233 is about 750.7850937355.

Adding to 423201233 its reverse (332102324), we get a palindrome (755303557).

The spelling of 423201233 in words is "four hundred twenty-three million, two hundred one thousand, two hundred thirty-three".