838066 has 12 divisors (see below), whose sum is σ = 1339578. Its totient is φ = 391872.

The previous prime is 838063. The next prime is 838069. The reversal of 838066 is 660838.

838066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (838063) and next prime (838069).

It can be written as a sum of positive squares in 3 ways, for example, as 674041 + 164025 = 821^2 + 405^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5260 + ... + 5416.

2⁸³⁸⁰⁶⁶ is an apocalyptic number.

838066 is a deficient number, since it is larger than the sum of its proper divisors (501512).

838066 is a wasteful number, since it uses less digits than its factorization.

838066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 838066 is about 915.4594474907. The cubic root of 838066 is about 94.2814111027.

The spelling of 838066 in words is "eight hundred thirty-eight thousand, sixty-six".