332312321 has 16 divisors (see below), whose sum is σ = 369491328. Its totient is φ = 296352000.

The previous prime is 332312317. The next prime is 332312341. The reversal of 332312321 is 123213233.

It is a cyclic number.

It is not a de Polignac number, because 332312321 - 2² = 332312317 is a prime.

It is a super-2 number, since 2×332312321² = 220862957376814082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 332312293 and 332312302.

It is not an unprimeable number, because it can be changed into a prime (332312341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124220 + ... + 126866.

It is an arithmetic number, because the mean of its divisors is an integer number (23093208).

Almost surely, 2^332312321 is an apocalyptic number.

It is an amenable number.

332312321 is a deficient number, since it is larger than the sum of its proper divisors (37179007).

332312321 is a wasteful number, since it uses less digits than its factorization.

332312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2872.

The product of its digits is 648, while the sum is 20.

The square root of 332312321 is about 18229.4355644929. The cubic root of 332312321 is about 692.6526198999.

Adding to 332312321 its reverse (123213233), we get a palindrome (455525554).

The spelling of 332312321 in words is "three hundred thirty-two million, three hundred twelve thousand, three hundred twenty-one".