12327616 has 42 divisors (see below), whose sum is σ = 28463748. Its totient is φ = 5281920.

The previous prime is 12327613. The next prime is 12327617. The reversal of 12327616 is 61672321.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12327613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1171 + ... + 5101.

Almost surely, 2^12327616 is an apocalyptic number.

12327616 is a gapful number since it is divisible by the number (16) 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 12327616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14231874).

12327616 is an abundant number, since it is smaller than the sum of its proper divisors (16136132).

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

12327616 is an equidigital number, since it uses as much as digits as its factorization.

12327616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3957 (or 3940 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 12327616 is about 3511.0704920295. The cubic root of 12327616 is about 231.0076520269.

Adding to 12327616 its reverse (61672321), we get a palindrome (73999937).

The spelling of 12327616 in words is "twelve million, three hundred twenty-seven thousand, six hundred sixteen".