326904 has 32 divisors (see below), whose sum is σ = 835920. Its totient is φ = 106496.

The previous prime is 326903. The next prime is 326923. The reversal of 326904 is 409623.

326904 = T₅₇ + T₅₈ + ... + T₁₂₈.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326903) 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, 1144 + ... + 1400.

2³²⁶⁹⁰⁴ 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 326904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (417960).

326904 is an abundant number, since it is smaller than the sum of its proper divisors (509016).

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

326904 is a wasteful number, since it uses less digits than its factorization.

326904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 326904 is about 571.7551923682. The cubic root of 326904 is about 68.8874451464.

The spelling of 326904 in words is "three hundred twenty-six thousand, nine hundred four".