23523412 has 24 divisors (see below), whose sum is σ = 45420480. Its totient is φ = 10570560.

The previous prime is 23523407. The next prime is 23523413. The reversal of 23523412 is 21432532.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23523413) 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, 913 + ... + 6919.

It is an arithmetic number, because the mean of its divisors is an integer number (1892520).

Almost surely, 2^23523412 is an apocalyptic number.

23523412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23523412 is a deficient number, since it is larger than the sum of its proper divisors (21897068).

23523412 is a wasteful number, since it uses less digits than its factorization.

23523412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111 (or 6109 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 23523412 is about 4850.0940197072. The cubic root of 23523412 is about 286.5278042675.

Adding to 23523412 its reverse (21432532), we get a palindrome (44955944).

The spelling of 23523412 in words is "twenty-three million, five hundred twenty-three thousand, four hundred twelve".