275642 has 8 divisors (see below), whose sum is σ = 415776. Its totient is φ = 137052.

The previous prime is 275641. The next prime is 275651. The reversal of 275642 is 246572.

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

It is not an unprimeable number, because it can be changed into a prime (275641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323 + ... + 809.

It is an arithmetic number, because the mean of its divisors is an integer number (51972).

2²⁷⁵⁶⁴² is an apocalyptic number.

275642 is a deficient number, since it is larger than the sum of its proper divisors (140134).

275642 is a wasteful number, since it uses less digits than its factorization.

275642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772.

The product of its digits is 3360, while the sum is 26.

The square root of 275642 is about 525.0161902265. The cubic root of 275642 is about 65.0801378446.

The spelling of 275642 in words is "two hundred seventy-five thousand, six hundred forty-two".