275855242 has 8 divisors (see below), whose sum is σ = 445612356. Its totient is φ = 127317792.

The previous prime is 275855227. The next prime is 275855263. The reversal of 275855242 is 242558572.

It can be written as a sum of positive squares in 2 ways, for example, as 268009641 + 7845601 = 16371^2 + 2801^2 .

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

It is a super-2 number, since 2×275855242² = 152192229077757128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275855195 and 275855204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5304883 + ... + 5304934.

Almost surely, 2^275855242 is an apocalyptic number.

275855242 is a deficient number, since it is larger than the sum of its proper divisors (169757114).

275855242 is a wasteful number, since it uses less digits than its factorization.

275855242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10609832.

The product of its digits is 224000, while the sum is 40.

The square root of 275855242 is about 16608.8904505990. The cubic root of 275855242 is about 650.9691593794.

The spelling of 275855242 in words is "two hundred seventy-five million, eight hundred fifty-five thousand, two hundred forty-two".