338620 has 12 divisors (see below), whose sum is σ = 711144. Its totient is φ = 135440.

The previous prime is 338609. The next prime is 338659. The reversal of 338620 is 26833.

338620 = T₁₃₅ + T₁₃₆ + ... + T₁₆₄.

It is a super-2 number, since 2×338620² = 229327008800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338591 and 338600.

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, 8446 + ... + 8485.

It is an arithmetic number, because the mean of its divisors is an integer number (59262).

2³³⁸⁶²⁰ is an apocalyptic number.

It is an amenable number.

338620 is an abundant number, since it is smaller than the sum of its proper divisors (372524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338620 is a wasteful number, since it uses less digits than its factorization.

338620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16940 (or 16938 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 338620 is about 581.9106460617. The cubic root of 338620 is about 69.7007634604.

The spelling of 338620 in words is "three hundred thirty-eight thousand, six hundred twenty".