265701 has 8 divisors (see below), whose sum is σ = 365824. Its totient is φ = 171360.

The previous prime is 265621. The next prime is 265703. The reversal of 265701 is 107562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 265701 - 2¹⁴ = 249317 is a prime.

It is an Ulam number.

It is a Duffinian number.

265701 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336 + ... + 1521.

It is an arithmetic number, because the mean of its divisors is an integer number (45728).

2²⁶⁵⁷⁰¹ is an apocalyptic number.

It is an amenable number.

265701 is a deficient number, since it is larger than the sum of its proper divisors (100123).

265701 is a wasteful number, since it uses less digits than its factorization.

265701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 265701 is about 515.4619287591. The cubic root of 265701 is about 64.2881699238.

It can be divided in two parts, 2 and 65701, that added together give a triangular number (65703 = T₃₆₂).

The spelling of 265701 in words is "two hundred sixty-five thousand, seven hundred one".