275868516 has 48 divisors (see below), whose sum is σ = 802529280. Its totient is φ = 71653920.

The previous prime is 275868491. The next prime is 275868517. The reversal of 275868516 is 615868572.

It is a super-2 number, since 2×275868516² = 152206876240084512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (275868517) 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 in 15 ways as a sum of consecutive naturals, for example, 148356 + ... + 150203.

It is an arithmetic number, because the mean of its divisors is an integer number (16719360).

Almost surely, 2^275868516 is an apocalyptic number.

It is an amenable number.

275868516 is an abundant number, since it is smaller than the sum of its proper divisors (526660764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275868516 is a wasteful number, since it uses less digits than its factorization.

275868516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298584 (or 298582 counting only the distinct ones).

The product of its digits is 806400, while the sum is 48.

The square root of 275868516 is about 16609.2900510528. The cubic root of 275868516 is about 650.9796006359.

The spelling of 275868516 in words is "two hundred seventy-five million, eight hundred sixty-eight thousand, five hundred sixteen".