270261 has 6 divisors (see below), whose sum is σ = 390390. Its totient is φ = 180168.

The previous prime is 270241. The next prime is 270269. The reversal of 270261 is 162072.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 269361 + 900 = 519^2 + 30^2 .

It is not a de Polignac number, because 270261 - 2⁵ = 270229 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 270261.

It is not an unprimeable number, because it can be changed into a prime (270269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15006 + ... + 15023.

It is an arithmetic number, because the mean of its divisors is an integer number (65065).

2²⁷⁰²⁶¹ is an apocalyptic number.

It is an amenable number.

270261 is a deficient number, since it is larger than the sum of its proper divisors (120129).

270261 is a wasteful number, since it uses less digits than its factorization.

270261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30035 (or 30032 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 270261 is about 519.8663289731. The cubic root of 270261 is about 64.6538601959.

The spelling of 270261 in words is "two hundred seventy thousand, two hundred sixty-one".