338725 has 12 divisors (see below), whose sum is σ = 445284. Its totient is φ = 254720.

The previous prime is 338717. The next prime is 338731. The reversal of 338725 is 527833.

338725 is nontrivially palindromic in base 16.

It is a Cunningham number, because it is equal to 582²+1.

It can be written as a sum of positive squares in 6 ways, for example, as 1 + 338724 = 1^2 + 582^2 .

It is not a de Polignac number, because 338725 - 2³ = 338717 is a prime.

It is a super-2 number, since 2×338725² = 229469251250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 338693 and 338702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27 + ... + 823.

It is an arithmetic number, because the mean of its divisors is an integer number (37107).

2³³⁸⁷²⁵ is an apocalyptic number.

It is an amenable number.

338725 is a deficient number, since it is larger than the sum of its proper divisors (106559).

338725 is a wasteful number, since it uses less digits than its factorization.

338725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824 (or 819 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 338725 is about 582.0008591059. Note that the first 3 decimals coincide. The cubic root of 338725 is about 69.7079670355.

The spelling of 338725 in words is "three hundred thirty-eight thousand, seven hundred twenty-five".