838366 has 4 divisors (see below), whose sum is σ = 1257552. Its totient is φ = 419182.

The previous prime is 838363. The next prime is 838367. The reversal of 838366 is 663838.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209590 + ... + 209593.

It is an arithmetic number, because the mean of its divisors is an integer number (314388).

2⁸³⁸³⁶⁶ is an apocalyptic number.

838366 is a deficient number, since it is larger than the sum of its proper divisors (419186).

838366 is a wasteful number, since it uses less digits than its factorization.

838366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419185.

The product of its digits is 20736, while the sum is 34.

The square root of 838366 is about 915.6232849813. The cubic root of 838366 is about 94.2926596397.

The spelling of 838366 in words is "eight hundred thirty-eight thousand, three hundred sixty-six".