328426 has 8 divisors (see below), whose sum is σ = 563040. Its totient is φ = 140748.

The previous prime is 328421. The next prime is 328429. The reversal of 328426 is 624823.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 328426.

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 3 ways as a sum of consecutive naturals, for example, 11716 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (70380).

2³²⁸⁴²⁶ is an apocalyptic number.

328426 is a deficient number, since it is larger than the sum of its proper divisors (234614).

328426 is a wasteful number, since it uses less digits than its factorization.

328426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23468.

The product of its digits is 2304, while the sum is 25.

The square root of 328426 is about 573.0846359832. The cubic root of 328426 is about 68.9941884064.

The spelling of 328426 in words is "three hundred twenty-eight thousand, four hundred twenty-six".