324621 has 16 divisors (see below), whose sum is σ = 525120. Its totient is φ = 196560.

The previous prime is 324619. The next prime is 324637. The reversal of 324621 is 126423.

It is a happy number.

It is not a de Polignac number, because 324621 - 2¹ = 324619 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 324594 and 324603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250 + ... + 843.

It is an arithmetic number, because the mean of its divisors is an integer number (32820).

2³²⁴⁶²¹ is an apocalyptic number.

It is an amenable number.

324621 is a deficient number, since it is larger than the sum of its proper divisors (200499).

324621 is a wasteful number, since it uses less digits than its factorization.

324621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1107 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 324621 is about 569.7552105949. The cubic root of 324621 is about 68.7267072607.

The spelling of 324621 in words is "three hundred twenty-four thousand, six hundred twenty-one".