321412332 has 12 divisors (see below), whose sum is σ = 749962136. Its totient is φ = 107137440.

The previous prime is 321412331. The next prime is 321412339. The reversal of 321412332 is 233214123.

It is a tau number, because it is divible by the number of its divisors (12).

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 = 321412299 and 321412308.

It is not an unprimeable number, because it can be changed into a prime (321412331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13392169 + ... + 13392192.

Almost surely, 2^321412332 is an apocalyptic number.

It is an amenable number.

321412332 is an abundant number, since it is smaller than the sum of its proper divisors (428549804).

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

321412332 is a wasteful number, since it uses less digits than its factorization.

321412332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26784368 (or 26784366 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 321412332 is about 17927.9762382707. The cubic root of 321412332 is about 684.9951742783.

Adding to 321412332 its reverse (233214123), we get a palindrome (554626455).

The spelling of 321412332 in words is "three hundred twenty-one million, four hundred twelve thousand, three hundred thirty-two".