838775 has 12 divisors (see below), whose sum is σ = 1188912. Its totient is φ = 575040.

The previous prime is 838771. The next prime is 838777. The reversal of 838775 is 577838.

It is not a de Polignac number, because 838775 - 2² = 838771 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2222 + ... + 2571.

It is an arithmetic number, because the mean of its divisors is an integer number (99076).

2⁸³⁸⁷⁷⁵ is an apocalyptic number.

838775 is a deficient number, since it is larger than the sum of its proper divisors (350137).

838775 is a wasteful number, since it uses less digits than its factorization.

838775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4810 (or 4805 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 838775 is about 915.8466028763. The cubic root of 838775 is about 94.3079908228.

It can be divided in two parts, 8 and 38775, that added together give a palindrome (38783).

The spelling of 838775 in words is "eight hundred thirty-eight thousand, seven hundred seventy-five".