275145652 has 6 divisors (see below), whose sum is σ = 481504898. Its totient is φ = 137572824.

The previous prime is 275145599. The next prime is 275145679. The reversal of 275145652 is 256541572.

It can be written as a sum of positive squares in only one way, i.e., 200392336 + 74753316 = 14156^2 + 8646^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34393203 + ... + 34393210.

Almost surely, 2^275145652 is an apocalyptic number.

It is an amenable number.

275145652 is a deficient number, since it is larger than the sum of its proper divisors (206359246).

275145652 is a wasteful number, since it uses less digits than its factorization.

275145652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68786417 (or 68786415 counting only the distinct ones).

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

The square root of 275145652 is about 16587.5149434748. The cubic root of 275145652 is about 650.4105114930.

The spelling of 275145652 in words is "two hundred seventy-five million, one hundred forty-five thousand, six hundred fifty-two".