332896721 has 8 divisors (see below), whose sum is σ = 337434240. Its totient is φ = 328384512.

The previous prime is 332896699. The next prime is 332896727. The reversal of 332896721 is 127698233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 332896721 - 2¹⁴ = 332880337 is a prime.

It is a super-2 number, since 2×332896721² = 221640453705103682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332896727) 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 7 ways as a sum of consecutive naturals, for example, 20945 + ... + 33233.

It is an arithmetic number, because the mean of its divisors is an integer number (42179280).

Almost surely, 2^332896721 is an apocalyptic number.

It is an amenable number.

332896721 is a deficient number, since it is larger than the sum of its proper divisors (4537519).

332896721 is a wasteful number, since it uses less digits than its factorization.

332896721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12655.

The product of its digits is 108864, while the sum is 41.

The square root of 332896721 is about 18245.4575442766. The cubic root of 332896721 is about 693.0584119948.

The spelling of 332896721 in words is "three hundred thirty-two million, eight hundred ninety-six thousand, seven hundred twenty-one".