326550 has 48 divisors (see below), whose sum is σ = 928512. Its totient is φ = 74400.

The previous prime is 326549. The next prime is 326561. The reversal of 326550 is 55623.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 326550.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 895 + ... + 1205.

It is an arithmetic number, because the mean of its divisors is an integer number (19344).

2³²⁶⁵⁵⁰ is an apocalyptic number.

326550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 326550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464256).

326550 is an abundant number, since it is smaller than the sum of its proper divisors (601962).

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

326550 is a wasteful number, since it uses less digits than its factorization.

326550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 326550 is about 571.4455354625. The cubic root of 326550 is about 68.8625703990.

The spelling of 326550 in words is "three hundred twenty-six thousand, five hundred fifty".