338842 has 8 divisors (see below), whose sum is σ = 580896. Its totient is φ = 145212.

The previous prime is 338839. The next prime is 338851. The reversal of 338842 is 248833.

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

It is a super-2 number, since 2×338842² = 229627801928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338842.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12088 + ... + 12115.

It is an arithmetic number, because the mean of its divisors is an integer number (72612).

2³³⁸⁸⁴² is an apocalyptic number.

338842 is a deficient number, since it is larger than the sum of its proper divisors (242054).

338842 is a wasteful number, since it uses less digits than its factorization.

338842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24212.

The product of its digits is 4608, while the sum is 28.

The square root of 338842 is about 582.1013657431. The cubic root of 338842 is about 69.7159921230.

Subtracting from 338842 its reverse (248833), we obtain a palindrome (90009).

The spelling of 338842 in words is "three hundred thirty-eight thousand, eight hundred forty-two".