338672 has 20 divisors (see below), whose sum is σ = 668856. Its totient is φ = 166080.

The previous prime is 338669. The next prime is 338683. The reversal of 338672 is 276833.

It is a super-2 number, since 2×338672² = 229397447168, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

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, 803 + ... + 1149.

2³³⁸⁶⁷² is an apocalyptic number.

It is an amenable number.

338672 is a deficient number, since it is larger than the sum of its proper divisors (330184).

338672 is a wasteful number, since it uses less digits than its factorization.

338672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 410 counting only the distinct ones).

The product of its digits is 6048, while the sum is 29.

The square root of 338672 is about 581.9553247458. The cubic root of 338672 is about 69.7043311313.

The spelling of 338672 in words is "three hundred thirty-eight thousand, six hundred seventy-two".