338542 has 16 divisors (see below), whose sum is σ = 547200. Its totient is φ = 156600.

The previous prime is 338531. The next prime is 338543. The reversal of 338542 is 245833.

It is a super-2 number, since 2×338542² = 229221371528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2167 + ... + 2317.

It is an arithmetic number, because the mean of its divisors is an integer number (34200).

2³³⁸⁵⁴² is an apocalyptic number.

338542 is a deficient number, since it is larger than the sum of its proper divisors (208658).

338542 is a wasteful number, since it uses less digits than its factorization.

338542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231.

The product of its digits is 2880, while the sum is 25.

The square root of 338542 is about 581.8436216029. The cubic root of 338542 is about 69.6954112691.

It can be divided in two parts, 33854 and 2, that added together give a square (33856 = 184²).

The spelling of 338542 in words is "three hundred thirty-eight thousand, five hundred forty-two".