324861 has 4 divisors (see below), whose sum is σ = 433152. Its totient is φ = 216572.

The previous prime is 324847. The next prime is 324869. The reversal of 324861 is 168423.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 324861 - 2⁷ = 324733 is a prime.

It is a D-number.

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 324861.

It is not an unprimeable number, because it can be changed into a prime (324869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54141 + ... + 54146.

It is an arithmetic number, because the mean of its divisors is an integer number (108288).

2³²⁴⁸⁶¹ is an apocalyptic number.

It is an amenable number.

324861 is a deficient number, since it is larger than the sum of its proper divisors (108291).

324861 is a wasteful number, since it uses less digits than its factorization.

324861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108290.

The product of its digits is 1152, while the sum is 24.

The square root of 324861 is about 569.9657884470. The cubic root of 324861 is about 68.7436401830.

The spelling of 324861 in words is "three hundred twenty-four thousand, eight hundred sixty-one".