939967 has 6 divisors (see below), whose sum is σ = 1093488. Its totient is φ = 805644.

The previous prime is 939931. The next prime is 939971. The reversal of 939967 is 769939.

It is not a de Polignac number, because 939967 - 2⁷ = 939839 is a prime.

It is a super-2 number, since 2×939967² = 1767075922178, which contains 22 as substring.

It is a Duffinian number.

939967 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9543 + ... + 9640.

It is an arithmetic number, because the mean of its divisors is an integer number (182248).

2⁹³⁹⁹⁶⁷ is an apocalyptic number.

939967 is a deficient number, since it is larger than the sum of its proper divisors (153521).

939967 is a wasteful number, since it uses less digits than its factorization.

939967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19197 (or 19190 counting only the distinct ones).

The product of its digits is 91854, while the sum is 43.

The square root of 939967 is about 969.5189528833. The cubic root of 939967 is about 97.9574645340.

The spelling of 939967 in words is "nine hundred thirty-nine thousand, nine hundred sixty-seven".