675321 has 8 divisors (see below), whose sum is σ = 905280. Its totient is φ = 447792.

The previous prime is 675319. The next prime is 675341. The reversal of 675321 is 123576.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 675321 - 2¹ = 675319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 675291 and 675300.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675321.

It is not an unprimeable number, because it can be changed into a prime (675341) 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, 196 + ... + 1178.

It is an arithmetic number, because the mean of its divisors is an integer number (113160).

2⁶⁷⁵³²¹ is an apocalyptic number.

It is an amenable number.

675321 is a deficient number, since it is larger than the sum of its proper divisors (229959).

675321 is a wasteful number, since it uses less digits than its factorization.

675321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215.

The product of its digits is 1260, while the sum is 24.

The square root of 675321 is about 821.7791674166. The cubic root of 675321 is about 87.7344352715.

Adding to 675321 its reverse (123576), we get a palindrome (798897).

The spelling of 675321 in words is "six hundred seventy-five thousand, three hundred twenty-one".