938879 has 2 divisors, whose sum is σ = 938880. Its totient is φ = 938878.

The previous prime is 938869. The next prime is 938881. The reversal of 938879 is 978839.

It is a strong prime.

It is an emirp because it is prime and its reverse (978839) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 938879 - 2¹⁶ = 873343 is a prime.

Together with 938881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 938879.

It is not a weakly prime, because it can be changed into another prime (938869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469439 + 469440.

It is an arithmetic number, because the mean of its divisors is an integer number (469440).

2⁹³⁸⁸⁷⁹ is an apocalyptic number.

938879 is a deficient number, since it is larger than the sum of its proper divisors (1).

938879 is an equidigital number, since it uses as much as digits as its factorization.

938879 is an evil number, because the sum of its binary digits is even.

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

The square root of 938879 is about 968.9576874147. The cubic root of 938879 is about 97.9196550972.

The spelling of 938879 in words is "nine hundred thirty-eight thousand, eight hundred seventy-nine".