23603423 has 4 divisors (see below), whose sum is σ = 23868720. Its totient is φ = 23338128.

The previous prime is 23603399. The next prime is 23603441. The reversal of 23603423 is 32430632.

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 23603423 - 2¹² = 23599327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23603443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132515 + ... + 132692.

It is an arithmetic number, because the mean of its divisors is an integer number (5967180).

Almost surely, 2^23603423 is an apocalyptic number.

23603423 is a deficient number, since it is larger than the sum of its proper divisors (265297).

23603423 is an equidigital number, since it uses as much as digits as its factorization.

23603423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265296.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 23603423 is about 4858.3354145221. The cubic root of 23603423 is about 286.8522956418.

The spelling of 23603423 in words is "twenty-three million, six hundred three thousand, four hundred twenty-three".