939213 has 24 divisors (see below), whose sum is σ = 1516320. Its totient is φ = 555360.

The previous prime is 939203. The next prime is 939229. The reversal of 939213 is 312939.

It is not a de Polignac number, because 939213 - 2⁵ = 939181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939203) 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 23 ways as a sum of consecutive naturals, for example, 5158 + ... + 5336.

It is an arithmetic number, because the mean of its divisors is an integer number (63180).

2⁹³⁹²¹³ is an apocalyptic number.

It is an amenable number.

939213 is a deficient number, since it is larger than the sum of its proper divisors (577107).

939213 is a wasteful number, since it uses less digits than its factorization.

939213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 246 counting only the distinct ones).

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

The square root of 939213 is about 969.1300222364. The cubic root of 939213 is about 97.9312651440.

The spelling of 939213 in words is "nine hundred thirty-nine thousand, two hundred thirteen".