938859 has 16 divisors (see below), whose sum is σ = 1360800. Its totient is φ = 573440.

The previous prime is 938857. The next prime is 938869. The reversal of 938859 is 958839.

It is a cyclic number.

It is not a de Polignac number, because 938859 - 2¹ = 938857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 938859.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 938859.

It is not an unprimeable number, because it can be changed into a prime (938857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1867 + ... + 2315.

It is an arithmetic number, because the mean of its divisors is an integer number (85050).

2⁹³⁸⁸⁵⁹ is an apocalyptic number.

938859 is a deficient number, since it is larger than the sum of its proper divisors (421941).

938859 is a wasteful number, since it uses less digits than its factorization.

938859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510.

The product of its digits is 77760, while the sum is 42.

The square root of 938859 is about 968.9473669916. The cubic root of 938859 is about 97.9189597974.

The spelling of 938859 in words is "nine hundred thirty-eight thousand, eight hundred fifty-nine".