275855243 has 8 divisors (see below), whose sum is σ = 307455120. Its totient is φ = 245963520.

The previous prime is 275855227. The next prime is 275855263. The reversal of 275855243 is 342558572.

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

It is a cyclic number.

It is not a de Polignac number, because 275855243 - 2⁴ = 275855227 is a prime.

It is a super-2 number, since 2×275855243² = 152192230181178098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 275855243.

It is not an unprimeable number, because it can be changed into a prime (275855263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426698 + ... + 427343.

It is an arithmetic number, because the mean of its divisors is an integer number (38431890).

Almost surely, 2^275855243 is an apocalyptic number.

275855243 is a deficient number, since it is larger than the sum of its proper divisors (31599877).

275855243 is a wasteful number, since it uses less digits than its factorization.

275855243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854077.

The product of its digits is 336000, while the sum is 41.

The square root of 275855243 is about 16608.8904807034. The cubic root of 275855243 is about 650.9691601660.

The spelling of 275855243 in words is "two hundred seventy-five million, eight hundred fifty-five thousand, two hundred forty-three".