23556423 has 8 divisors (see below), whose sum is σ = 34263936. Its totient is φ = 14276600.

The previous prime is 23556419. The next prime is 23556461. The reversal of 23556423 is 32465532.

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 23556423 - 2² = 23556419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23556473) 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, 356883 + ... + 356948.

It is an arithmetic number, because the mean of its divisors is an integer number (4282992).

Almost surely, 2^23556423 is an apocalyptic number.

23556423 is a deficient number, since it is larger than the sum of its proper divisors (10707513).

23556423 is a wasteful number, since it uses less digits than its factorization.

23556423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713845.

The product of its digits is 21600, while the sum is 30.

The square root of 23556423 is about 4853.4959565245. The cubic root of 23556423 is about 286.6617721957.

It can be divided in two parts, 2355 and 6423, that added together give a palindrome (8778).

The spelling of 23556423 in words is "twenty-three million, five hundred fifty-six thousand, four hundred twenty-three".