268734785 has 8 divisors (see below), whose sum is σ = 351798336. Its totient is φ = 195443440.

The previous prime is 268734779. The next prime is 268734797. The reversal of 268734785 is 587437862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 268734785 - 2⁴ = 268734769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2442989 + ... + 2443098.

It is an arithmetic number, because the mean of its divisors is an integer number (43974792).

Almost surely, 2^268734785 is an apocalyptic number.

It is an amenable number.

268734785 is a deficient number, since it is larger than the sum of its proper divisors (83063551).

268734785 is a wasteful number, since it uses less digits than its factorization.

268734785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886103.

The product of its digits is 2257920, while the sum is 50.

The square root of 268734785 is about 16393.1322510373. The cubic root of 268734785 is about 645.3192618525.

The spelling of 268734785 in words is "two hundred sixty-eight million, seven hundred thirty-four thousand, seven hundred eighty-five".