23126312 has 32 divisors (see below), whose sum is σ = 47757600. Its totient is φ = 10411200.

The previous prime is 23126309. The next prime is 23126317. The reversal of 23126312 is 21362132.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23126317) 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, 8387 + ... + 10797.

It is an arithmetic number, because the mean of its divisors is an integer number (1492425).

Almost surely, 2^23126312 is an apocalyptic number.

23126312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23126312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23878800).

23126312 is an abundant number, since it is smaller than the sum of its proper divisors (24631288).

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

23126312 is a wasteful number, since it uses less digits than its factorization.

23126312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2537 (or 2533 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 23126312 is about 4808.9824287473. The cubic root of 23126312 is about 284.9063486282.

Adding to 23126312 its reverse (21362132), we get a palindrome (44488444).

The spelling of 23126312 in words is "twenty-three million, one hundred twenty-six thousand, three hundred twelve".