275473636 has 6 divisors (see below), whose sum is σ = 482078870. Its totient is φ = 137736816.

The previous prime is 275473633. The next prime is 275473637. The reversal of 275473636 is 636374572.

It can be written as a sum of positive squares in only one way, i.e., 241180900 + 34292736 = 15530^2 + 5856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 275473592 and 275473601.

It is not an unprimeable number, because it can be changed into a prime (275473631) 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 as a sum of consecutive naturals, namely, 34434201 + ... + 34434208.

Almost surely, 2^275473636 is an apocalyptic number.

It is an amenable number.

275473636 is a deficient number, since it is larger than the sum of its proper divisors (206605234).

275473636 is a wasteful number, since it uses less digits than its factorization.

275473636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68868413 (or 68868411 counting only the distinct ones).

The product of its digits is 635040, while the sum is 43.

The square root of 275473636 is about 16597.3984708448. The cubic root of 275473636 is about 650.6688468295.

The spelling of 275473636 in words is "two hundred seventy-five million, four hundred seventy-three thousand, six hundred thirty-six".