23403323 has 4 divisors (see below), whose sum is σ = 23478408. Its totient is φ = 23328240.

The previous prime is 23403313. The next prime is 23403329. The reversal of 23403323 is 32330432.

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 23403323 - 2¹⁰ = 23402299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23403295 and 23403304.

It is not an unprimeable number, because it can be changed into a prime (23403329) 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, 37073 + ... + 37698.

It is an arithmetic number, because the mean of its divisors is an integer number (5869602).

Almost surely, 2^23403323 is an apocalyptic number.

23403323 is a deficient number, since it is larger than the sum of its proper divisors (75085).

23403323 is an equidigital number, since it uses as much as digits as its factorization.

23403323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75084.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 23403323 is about 4837.6981096385. The cubic root of 23403323 is about 286.0393893293.

Adding to 23403323 its reverse (32330432), we get a palindrome (55733755).

The spelling of 23403323 in words is "twenty-three million, four hundred three thousand, three hundred twenty-three".