328422 has 16 divisors (see below), whose sum is σ = 663552. Its totient is φ = 108360.

The previous prime is 328421. The next prime is 328429. The reversal of 328422 is 224823.

It is a super-2 number, since 2×328422² = 215722020168, which contains 22 as substring.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547 + ... + 977.

It is an arithmetic number, because the mean of its divisors is an integer number (41472).

2³²⁸⁴²² is an apocalyptic number.

328422 is an abundant number, since it is smaller than the sum of its proper divisors (335130).

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

328422 is a wasteful number, since it uses less digits than its factorization.

328422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563.

The product of its digits is 768, while the sum is 21.

The square root of 328422 is about 573.0811460867. The cubic root of 328422 is about 68.9939083049.

The spelling of 328422 in words is "three hundred twenty-eight thousand, four hundred twenty-two".