240085312 has 28 divisors (see below), whose sum is σ = 477111060. Its totient is φ = 119868416.

The previous prime is 240085309. The next prime is 240085333. The reversal of 240085312 is 213580042.

It can be written as a sum of positive squares in 2 ways, for example, as 140564736 + 99520576 = 11856^2 + 9976^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 49458 + ... + 54094.

Almost surely, 2^240085312 is an apocalyptic number.

It is an amenable number.

240085312 is a deficient number, since it is larger than the sum of its proper divisors (237025748).

240085312 is an equidigital number, since it uses as much as digits as its factorization.

240085312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5458 (or 5448 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 240085312 is about 15494.6865731450. The cubic root of 240085312 is about 621.5201269731.

The spelling of 240085312 in words is "two hundred forty million, eighty-five thousand, three hundred twelve".