939442 has 8 divisors (see below), whose sum is σ = 1610496. Its totient is φ = 402612.

The previous prime is 939439. The next prime is 939443. The reversal of 939442 is 244939.

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

It is not an unprimeable number, because it can be changed into a prime (939443) 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 3 ways as a sum of consecutive naturals, for example, 33538 + ... + 33565.

It is an arithmetic number, because the mean of its divisors is an integer number (201312).

2⁹³⁹⁴⁴² is an apocalyptic number.

939442 is a deficient number, since it is larger than the sum of its proper divisors (671054).

939442 is a wasteful number, since it uses less digits than its factorization.

939442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67112.

The product of its digits is 7776, while the sum is 31.

The square root of 939442 is about 969.2481622371. The cubic root of 939442 is about 97.9392237353.

The spelling of 939442 in words is "nine hundred thirty-nine thousand, four hundred forty-two".