12316332 has 48 divisors (see below), whose sum is σ = 34576640. Its totient is φ = 3333312.

The previous prime is 12316321. The next prime is 12316349. The reversal of 12316332 is 23361321.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12316299 and 12316308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2263 + ... + 5454.

Almost surely, 2^12316332 is an apocalyptic number.

12316332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12316332 is an abundant number, since it is smaller than the sum of its proper divisors (22260308).

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

12316332 is a wasteful number, since it uses less digits than its factorization.

12316332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7750 (or 7748 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 12316332 is about 3509.4632068167. The cubic root of 12316332 is about 230.9371467459.

Adding to 12316332 its reverse (23361321), we get a palindrome (35677653).

The spelling of 12316332 in words is "twelve million, three hundred sixteen thousand, three hundred thirty-two".