265938 has 16 divisors (see below), whose sum is σ = 537600. Its totient is φ = 87696.

The previous prime is 265921. The next prime is 265957. The reversal of 265938 is 839562.

It is a happy number.

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 265899 and 265908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588 + ... + 936.

It is an arithmetic number, because the mean of its divisors is an integer number (33600).

2²⁶⁵⁹³⁸ is an apocalyptic number.

265938 is an abundant number, since it is smaller than the sum of its proper divisors (271662).

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

265938 is a wasteful number, since it uses less digits than its factorization.

265938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its digits is 12960, while the sum is 33.

The square root of 265938 is about 515.6917684043. The cubic root of 265938 is about 64.3072788324.

The spelling of 265938 in words is "two hundred sixty-five thousand, nine hundred thirty-eight".