338746 has 4 divisors (see below), whose sum is σ = 508122. Its totient is φ = 169372.

The previous prime is 338731. The next prime is 338747. The reversal of 338746 is 647833.

338746 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 647833 = 37 ⋅17509.

It can be written as a sum of positive squares in only one way, i.e., 314721 + 24025 = 561^2 + 155^2 .

It is a super-2 number, since 2×338746² = 229497705032, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (338747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84685 + ... + 84688.

2³³⁸⁷⁴⁶ is an apocalyptic number.

338746 is a deficient number, since it is larger than the sum of its proper divisors (169376).

338746 is a wasteful number, since it uses less digits than its factorization.

338746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169375.

The product of its digits is 12096, while the sum is 31.

The square root of 338746 is about 582.0189000368. The cubic root of 338746 is about 69.7094075719.

The spelling of 338746 in words is "three hundred thirty-eight thousand, seven hundred forty-six".