270656 has 14 divisors (see below), whose sum is σ = 537210. Its totient is φ = 135296.

The previous prime is 270653. The next prime is 270659. The reversal of 270656 is 656072.

270656 is nontrivially palindromic in base 13.

It is an interprime number because it is at equal distance from previous prime (270653) and next prime (270659).

It can be written as a sum of positive squares in only one way, i.e., 270400 + 256 = 520^2 + 16^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051 + ... + 2178.

2²⁷⁰⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

270656 is a deficient number, since it is larger than the sum of its proper divisors (266554).

270656 is an equidigital number, since it uses as much as digits as its factorization.

270656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241 (or 4231 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 270656 is about 520.2460956125. The cubic root of 270656 is about 64.6853431489.

The spelling of 270656 in words is "two hundred seventy thousand, six hundred fifty-six".