321925 has 12 divisors (see below), whose sum is σ = 406720. Its totient is φ = 252720.

The previous prime is 321911. The next prime is 321947. The reversal of 321925 is 529123.

It is not a de Polignac number, because 321925 - 2⁹ = 321413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321896 and 321905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1894 + ... + 2056.

2³²¹⁹²⁵ is an apocalyptic number.

It is an amenable number.

321925 is a deficient number, since it is larger than the sum of its proper divisors (84795).

321925 is a wasteful number, since it uses less digits than its factorization.

321925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 247 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 321925 is about 567.3843494493. The cubic root of 321925 is about 68.5359180803.

The spelling of 321925 in words is "three hundred twenty-one thousand, nine hundred twenty-five".