332864 has 28 divisors (see below), whose sum is σ = 755904. Its totient is φ = 142464.

The previous prime is 332851. The next prime is 332873. The reversal of 332864 is 468233.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×332864² = 221596884992, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77 + ... + 819.

2³³²⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 332864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377952).

332864 is an abundant number, since it is smaller than the sum of its proper divisors (423040).

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

332864 is an equidigital number, since it uses as much as digits as its factorization.

332864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762 (or 752 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 332864 is about 576.9436714273. The cubic root of 332864 is about 69.3035703944.

The spelling of 332864 in words is "three hundred thirty-two thousand, eight hundred sixty-four".