939321 has 6 divisors (see below), whose sum is σ = 1356810. Its totient is φ = 626208.

The previous prime is 939317. The next prime is 939347. The reversal of 939321 is 123939.

It can be written as a sum of positive squares in only one way, i.e., 881721 + 57600 = 939^2 + 240^2 .

It is not a de Polignac number, because 939321 - 2² = 939317 is a prime.

939321 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (939361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52176 + ... + 52193.

It is an arithmetic number, because the mean of its divisors is an integer number (226135).

2⁹³⁹³²¹ is an apocalyptic number.

It is an amenable number.

939321 is a deficient number, since it is larger than the sum of its proper divisors (417489).

939321 is a wasteful number, since it uses less digits than its factorization.

939321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104375 (or 104372 counting only the distinct ones).

The product of its digits is 1458, while the sum is 27.

The square root of 939321 is about 969.1857407123. The cubic root of 939321 is about 97.9350187019.

The spelling of 939321 in words is "nine hundred thirty-nine thousand, three hundred twenty-one".