275275250 has 64 divisors (see below), whose sum is σ = 546099840. Its totient is φ = 103723200.

The previous prime is 275275243. The next prime is 275275267. The reversal of 275275250 is 52572572.

It is a self number, because there is not a number n which added to its sum of digits gives 275275250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311309 + ... + 312191.

It is an arithmetic number, because the mean of its divisors is an integer number (8532810).

Almost surely, 2^275275250 is an apocalyptic number.

275275250 is a deficient number, since it is larger than the sum of its proper divisors (270824590).

275275250 is a wasteful number, since it uses less digits than its factorization.

275275250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972 (or 962 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 275275250 is about 16591.4209759140. The cubic root of 275275250 is about 650.5126133799.

The spelling of 275275250 in words is "two hundred seventy-five million, two hundred seventy-five thousand, two hundred fifty".