326672 has 20 divisors (see below), whose sum is σ = 670716. Its totient is φ = 153600.

The previous prime is 326663. The next prime is 326681. The reversal of 326672 is 276623.

It is an interprime number because it is at equal distance from previous prime (326663) and next prime (326681).

It can be written as a sum of positive squares in 2 ways, for example, as 92416 + 234256 = 304^2 + 484^2 .

It is a d-powerful number, because it can be written as 3² + 2⁵ + 6⁶ + 6⁷ + 7 + 2⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329 + ... + 872.

2³²⁶⁶⁷² is an apocalyptic number.

It is an amenable number.

326672 is an abundant number, since it is smaller than the sum of its proper divisors (344044).

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

326672 is a wasteful number, since it uses less digits than its factorization.

326672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226 (or 1220 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 326672 is about 571.5522723251. The cubic root of 326672 is about 68.8711450813.

The spelling of 326672 in words is "three hundred twenty-six thousand, six hundred seventy-two".