323422403 has 4 divisors (see below), whose sum is σ = 323879280. Its totient is φ = 322965528.

The previous prime is 323422397. The next prime is 323422423. The reversal of 323422403 is 304224323.

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

It is a cyclic number.

It is not a de Polignac number, because 323422403 - 2¹⁴ = 323406019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323422423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227375 + ... + 228792.

It is an arithmetic number, because the mean of its divisors is an integer number (80969820).

Almost surely, 2^323422403 is an apocalyptic number.

323422403 is a deficient number, since it is larger than the sum of its proper divisors (456877).

323422403 is an equidigital number, since it uses as much as digits as its factorization.

323422403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456876.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 323422403 is about 17983.9484819102. The cubic root of 323422403 is about 686.4201647908.

Adding to 323422403 its reverse (304224323), we get a palindrome (627646726).

The spelling of 323422403 in words is "three hundred twenty-three million, four hundred twenty-two thousand, four hundred three".