275011028 has 6 divisors (see below), whose sum is σ = 481269306. Its totient is φ = 137505512.

The previous prime is 275011027. The next prime is 275011049. The reversal of 275011028 is 820110572.

It can be written as a sum of positive squares in only one way, i.e., 160478224 + 114532804 = 12668^2 + 10702^2 .

It is a junction number, because it is equal to n+sod(n) for n = 275010988 and 275011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275011027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34376375 + ... + 34376382.

It is an arithmetic number, because the mean of its divisors is an integer number (80211551).

Almost surely, 2^275011028 is an apocalyptic number.

It is an amenable number.

275011028 is a deficient number, since it is larger than the sum of its proper divisors (206258278).

275011028 is a wasteful number, since it uses less digits than its factorization.

275011028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68752761 (or 68752759 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 275011028 is about 16583.4564551543. The cubic root of 275011028 is about 650.3044159898.

The spelling of 275011028 in words is "two hundred seventy-five million, eleven thousand, twenty-eight".