509275348 has 12 divisors (see below), whose sum is σ = 893413780. Its totient is φ = 254014272.

The previous prime is 509275337. The next prime is 509275421. The reversal of 509275348 is 843572905.

It can be written as a sum of positive squares in 2 ways, for example, as 388011204 + 121264144 = 19698^2 + 11012^2 .

It is a super-2 number, since 2×509275348² = 518722760161042208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154011 + ... + 157282.

Almost surely, 2^509275348 is an apocalyptic number.

It is an amenable number.

509275348 is a deficient number, since it is larger than the sum of its proper divisors (384138432).

509275348 is a wasteful number, since it uses less digits than its factorization.

509275348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311706 (or 311704 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 509275348 is about 22567.1298130710. The cubic root of 509275348 is about 798.5783856790.

The spelling of 509275348 in words is "five hundred nine million, two hundred seventy-five thousand, three hundred forty-eight".