332643616 has 24 divisors (see below), whose sum is σ = 672594300. Its totient is φ = 161826048.

The previous prime is 332643613. The next prime is 332643617. The reversal of 332643616 is 616346233.

It can be written as a sum of positive squares in 2 ways, for example, as 224400400 + 108243216 = 14980^2 + 10404^2 .

It is a super-2 number, since 2×332643616² = 221303550531110912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (332643611) 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, 139291 + ... + 141658.

Almost surely, 2^332643616 is an apocalyptic number.

It is an amenable number.

332643616 is an abundant number, since it is smaller than the sum of its proper divisors (339950684).

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

332643616 is a wasteful number, since it uses less digits than its factorization.

332643616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280996 (or 280988 counting only the distinct ones).

The product of its digits is 46656, while the sum is 34.

The square root of 332643616 is about 18238.5201154041. The cubic root of 332643616 is about 692.8827208429.

Adding to 332643616 its reverse (616346233), we get a palindrome (948989849).

The spelling of 332643616 in words is "three hundred thirty-two million, six hundred forty-three thousand, six hundred sixteen".