32112312 has 16 divisors (see below), whose sum is σ = 80280840. Its totient is φ = 10704096.

The previous prime is 32112287. The next prime is 32112313. The reversal of 32112312 is 21321123.

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 = 32112291 and 32112300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32112313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668983 + ... + 669030.

Almost surely, 2^32112312 is an apocalyptic number.

It is an amenable number.

32112312 is an abundant number, since it is smaller than the sum of its proper divisors (48168528).

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

32112312 is a wasteful number, since it uses less digits than its factorization.

32112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338022 (or 1338018 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 32112312 is about 5666.7726264603. The cubic root of 32112312 is about 317.8512020917.

Adding to 32112312 its reverse (21321123), we get a palindrome (53433435).

The spelling of 32112312 in words is "thirty-two million, one hundred twelve thousand, three hundred twelve".