275447255 has 4 divisors (see below), whose sum is σ = 330536712. Its totient is φ = 220357800.

The previous prime is 275447239. The next prime is 275447267. The reversal of 275447255 is 552744572.

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

It is not a de Polignac number, because 275447255 - 2⁴ = 275447239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27544721 + ... + 27544730.

It is an arithmetic number, because the mean of its divisors is an integer number (82634178).

Almost surely, 2^275447255 is an apocalyptic number.

275447255 is a deficient number, since it is larger than the sum of its proper divisors (55089457).

275447255 is an equidigital number, since it uses as much as digits as its factorization.

275447255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55089456.

The product of its digits is 392000, while the sum is 41.

The square root of 275447255 is about 16596.6037188336. The cubic root of 275447255 is about 650.6480755220.

The spelling of 275447255 in words is "two hundred seventy-five million, four hundred forty-seven thousand, two hundred fifty-five".