332428 has 12 divisors (see below), whose sum is σ = 596232. Its totient is φ = 162080.

The previous prime is 332417. The next prime is 332441. The reversal of 332428 is 824233.

It is a super-2 number, since 2×332428² = 221016750368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332399 and 332408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850 + ... + 1177.

It is an arithmetic number, because the mean of its divisors is an integer number (49686).

2³³²⁴²⁸ is an apocalyptic number.

It is an amenable number.

332428 is a deficient number, since it is larger than the sum of its proper divisors (263804).

332428 is a wasteful number, since it uses less digits than its factorization.

332428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072 (or 2070 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 332428 is about 576.5656944356. The cubic root of 332428 is about 69.2732982119.

The spelling of 332428 in words is "three hundred thirty-two thousand, four hundred twenty-eight".