338426 has 8 divisors (see below), whose sum is σ = 553824. Its totient is φ = 153820.

The previous prime is 338423. The next prime is 338431. The reversal of 338426 is 624833.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×338426² = 229064314952, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁶ + 3⁸ + 4⁷ + 8⁵ + 2¹¹ + 6⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 338395 and 338404.

It is not an unprimeable number, because it can be changed into a prime (338423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7670 + ... + 7713.

It is an arithmetic number, because the mean of its divisors is an integer number (69228).

2³³⁸⁴²⁶ is an apocalyptic number.

338426 is a deficient number, since it is larger than the sum of its proper divisors (215398).

338426 is a wasteful number, since it uses less digits than its factorization.

338426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15396.

The product of its digits is 3456, while the sum is 26.

The square root of 338426 is about 581.7439299211. The cubic root of 338426 is about 69.6874500794.

The spelling of 338426 in words is "three hundred thirty-eight thousand, four hundred twenty-six".