270530 has 16 divisors (see below), whose sum is σ = 524664. Its totient is φ = 99840.

The previous prime is 270527. The next prime is 270539. The reversal of 270530 is 35072.

270530 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in 4 ways, for example, as 152881 + 117649 = 391^2 + 343^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 270499 and 270508.

It is not an unprimeable number, because it can be changed into a prime (270539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911 + ... + 1170.

2²⁷⁰⁵³⁰ is an apocalyptic number.

270530 is a deficient number, since it is larger than the sum of its proper divisors (254134).

270530 is a wasteful number, since it uses less digits than its factorization.

270530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its (nonzero) digits is 210, while the sum is 17.

The square root of 270530 is about 520.1249849796. The cubic root of 270530 is about 64.6753038144.

The spelling of 270530 in words is "two hundred seventy thousand, five hundred thirty".