423303403 has 8 divisors (see below), whose sum is σ = 429037056. Its totient is φ = 417585000.

The previous prime is 423303389. The next prime is 423303443. The reversal of 423303403 is 304303324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423303403 - 2¹³ = 423295211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423303443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58938 + ... + 65728.

It is an arithmetic number, because the mean of its divisors is an integer number (53629632).

Almost surely, 2^423303403 is an apocalyptic number.

423303403 is a deficient number, since it is larger than the sum of its proper divisors (5733653).

423303403 is an equidigital number, since it uses as much as digits as its factorization.

423303403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7625.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 423303403 is about 20574.3384583806. The cubic root of 423303403 is about 750.8455075016.

Adding to 423303403 its reverse (304303324), we get a palindrome (727606727).

The spelling of 423303403 in words is "four hundred twenty-three million, three hundred three thousand, four hundred three".