338866 has 16 divisors (see below), whose sum is σ = 564768. Its totient is φ = 151200.

The previous prime is 338857. The next prime is 338867. The reversal of 338866 is 668833.

It is a super-2 number, since 2×338866² = 229660331912, which contains 22 as substring.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (338867) by changing a digit.

338866 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501 + ... + 1711.

It is an arithmetic number, because the mean of its divisors is an integer number (35298).

2³³⁸⁸⁶⁶ is an apocalyptic number.

338866 is a deficient number, since it is larger than the sum of its proper divisors (225902).

338866 is a wasteful number, since it uses less digits than its factorization.

338866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297.

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

The square root of 338866 is about 582.1219803443. The cubic root of 338866 is about 69.7176380665.

The spelling of 338866 in words is "three hundred thirty-eight thousand, eight hundred sixty-six".