23823536 has 40 divisors (see below), whose sum is σ = 50663424. Its totient is φ = 10762560.

The previous prime is 23823521. The next prime is 23823539. The reversal of 23823536 is 63532832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23823539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38945 + ... + 39551.

Almost surely, 2^23823536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23823536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25331712).

23823536 is an abundant number, since it is smaller than the sum of its proper divisors (26839888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23823536 is a wasteful number, since it uses less digits than its factorization.

23823536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849 (or 843 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 23823536 is about 4880.9359758145. The cubic root of 23823536 is about 287.7412155824.

The spelling of 23823536 in words is "twenty-three million, eight hundred twenty-three thousand, five hundred thirty-six".