423532303 has 4 divisors (see below), whose sum is σ = 434979160. Its totient is φ = 412085448.

The previous prime is 423532273. The next prime is 423532309. The reversal of 423532303 is 303235324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423532303 is a prime.

It is a super-2 number, since 2×423532303² = 358759223368967618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423532309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5723373 + ... + 5723446.

It is an arithmetic number, because the mean of its divisors is an integer number (108744790).

Almost surely, 2^423532303 is an apocalyptic number.

423532303 is a deficient number, since it is larger than the sum of its proper divisors (11446857).

423532303 is a wasteful number, since it uses less digits than its factorization.

423532303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11446856.

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 423532303 is about 20579.9004613725. The cubic root of 423532303 is about 750.9808222393.

Adding to 423532303 its reverse (303235324), we get a palindrome (726767627).

The spelling of 423532303 in words is "four hundred twenty-three million, five hundred thirty-two thousand, three hundred three".