942039 has 24 divisors (see below), whose sum is σ = 1639040. Its totient is φ = 509328.

The previous prime is 942037. The next prime is 942041. The reversal of 942039 is 930249.

It is an interprime number because it is at equal distance from previous prime (942037) and next prime (942041).

It is not a de Polignac number, because 942039 - 2¹ = 942037 is a prime.

It is a Duffinian number.

942039 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 804 + ... + 1590.

2⁹⁴²⁰³⁹ is an apocalyptic number.

942039 is a deficient number, since it is larger than the sum of its proper divisors (697001).

942039 is a wasteful number, since it uses less digits than its factorization.

942039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819 (or 816 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 942039 is about 970.5869358280. The cubic root of 942039 is about 98.0293886592.

The spelling of 942039 in words is "nine hundred forty-two thousand, thirty-nine".