23564423 has 8 divisors (see below), whose sum is σ = 24053760. Its totient is φ = 23078200.

The previous prime is 23564419. The next prime is 23564461. The reversal of 23564423 is 32446532.

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 23564423 - 2² = 23564419 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 (23561423) 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, 19898 + ... + 21048.

It is an arithmetic number, because the mean of its divisors is an integer number (3006720).

Almost surely, 2^23564423 is an apocalyptic number.

23564423 is a deficient number, since it is larger than the sum of its proper divisors (489337).

23564423 is a wasteful number, since it uses less digits than its factorization.

23564423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557.

The product of its digits is 17280, while the sum is 29.

The square root of 23564423 is about 4854.3200347732. The cubic root of 23564423 is about 286.6942196039.

The spelling of 23564423 in words is "twenty-three million, five hundred sixty-four thousand, four hundred twenty-three".