275140056 has 64 divisors (see below), whose sum is σ = 701498880. Its totient is φ = 89907840.

The previous prime is 275140051. The next prime is 275140153. The reversal of 275140056 is 650041572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275140051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 638161 + ... + 638591.

It is an arithmetic number, because the mean of its divisors is an integer number (10960920).

Almost surely, 2^275140056 is an apocalyptic number.

It is an amenable number.

275140056 is an abundant number, since it is smaller than the sum of its proper divisors (426358824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275140056 is a wasteful number, since it uses less digits than its factorization.

275140056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 275140056 is about 16587.3462615332. The cubic root of 275140056 is about 650.4061020444.

The spelling of 275140056 in words is "two hundred seventy-five million, one hundred forty thousand, fifty-six".