275525164 has 12 divisors (see below), whose sum is σ = 491266944. Its totient is φ = 135163184.

The previous prime is 275525161. The next prime is 275525177. The reversal of 275525164 is 461525572.

It is not an unprimeable number, because it can be changed into a prime (275525161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649612 + ... + 650035.

It is an arithmetic number, because the mean of its divisors is an integer number (40938912).

Almost surely, 2^275525164 is an apocalyptic number.

It is an amenable number.

275525164 is a deficient number, since it is larger than the sum of its proper divisors (215741780).

275525164 is a wasteful number, since it uses less digits than its factorization.

275525164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299704 (or 1299702 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 275525164 is about 16598.9506897273. The cubic root of 275525164 is about 650.7094140196.

The spelling of 275525164 in words is "two hundred seventy-five million, five hundred twenty-five thousand, one hundred sixty-four".