265396 has 12 divisors (see below), whose sum is σ = 475552. Its totient is φ = 129528.

The previous prime is 265381. The next prime is 265399. The reversal of 265396 is 693562.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600 + ... + 943.

2²⁶⁵³⁹⁶ is an apocalyptic number.

It is an amenable number.

265396 is a deficient number, since it is larger than the sum of its proper divisors (210156).

265396 is a wasteful number, since it uses less digits than its factorization.

265396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590 (or 1588 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 265396 is about 515.1659926664. The cubic root of 265396 is about 64.2635615617.

The spelling of 265396 in words is "two hundred sixty-five thousand, three hundred ninety-six".