275606 has 4 divisors (see below), whose sum is σ = 413412. Its totient is φ = 137802.

The previous prime is 275599. The next prime is 275623. The reversal of 275606 is 606572.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

275606 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68900 + ... + 68903.

It is an arithmetic number, because the mean of its divisors is an integer number (103353).

2²⁷⁵⁶⁰⁶ is an apocalyptic number.

275606 is a deficient number, since it is larger than the sum of its proper divisors (137806).

275606 is a wasteful number, since it uses less digits than its factorization.

275606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137805.

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

The square root of 275606 is about 524.9819044500. The cubic root of 275606 is about 65.0773044751.

The spelling of 275606 in words is "two hundred seventy-five thousand, six hundred six".