939887 has 8 divisors (see below), whose sum is σ = 1020096. Its totient is φ = 860832.

The previous prime is 939881. The next prime is 939901. The reversal of 939887 is 788939.

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

It is a cyclic number.

It is not a de Polignac number, because 939887 - 2⁴ = 939871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2378 + ... + 2744.

It is an arithmetic number, because the mean of its divisors is an integer number (127512).

2⁹³⁹⁸⁸⁷ is an apocalyptic number.

939887 is a deficient number, since it is larger than the sum of its proper divisors (80209).

939887 is a wasteful number, since it uses less digits than its factorization.

939887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577.

The product of its digits is 108864, while the sum is 44.

The square root of 939887 is about 969.4776944314. The cubic root of 939887 is about 97.9546854224.

The spelling of 939887 in words is "nine hundred thirty-nine thousand, eight hundred eighty-seven".