275303428 has 6 divisors (see below), whose sum is σ = 481781006. Its totient is φ = 137651712.

The previous prime is 275303419. The next prime is 275303429. The reversal of 275303428 is 824303572.

It can be written as a sum of positive squares in only one way, i.e., 274830084 + 473344 = 16578^2 + 688^2 .

It is a junction number, because it is equal to n+sod(n) for n = 275303393 and 275303402.

It is not an unprimeable number, because it can be changed into a prime (275303429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34412925 + ... + 34412932.

Almost surely, 2^275303428 is an apocalyptic number.

It is an amenable number.

275303428 is a deficient number, since it is larger than the sum of its proper divisors (206477578).

275303428 is a wasteful number, since it uses less digits than its factorization.

275303428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68825861 (or 68825859 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 275303428 is about 16592.2701279843. The cubic root of 275303428 is about 650.5348087631.

The spelling of 275303428 in words is "two hundred seventy-five million, three hundred three thousand, four hundred twenty-eight".