323623473 has 4 divisors (see below), whose sum is σ = 431497968. Its totient is φ = 215748980.

The previous prime is 323623463. The next prime is 323623511. The reversal of 323623473 is 374326323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 323623473 - 2⁴ = 323623457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (323623453) 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, 53937243 + ... + 53937248.

It is an arithmetic number, because the mean of its divisors is an integer number (107874492).

Almost surely, 2^323623473 is an apocalyptic number.

It is an amenable number.

323623473 is a deficient number, since it is larger than the sum of its proper divisors (107874495).

323623473 is a wasteful number, since it uses less digits than its factorization.

323623473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107874494.

The product of its digits is 54432, while the sum is 33.

The square root of 323623473 is about 17989.5378762213. The cubic root of 323623473 is about 686.5623832533.

Adding to 323623473 its reverse (374326323), we get a palindrome (697949796).

The spelling of 323623473 in words is "three hundred twenty-three million, six hundred twenty-three thousand, four hundred seventy-three".