268785994 has 4 divisors (see below), whose sum is σ = 403178994. Its totient is φ = 134392996.

The previous prime is 268785983. The next prime is 268786003. The reversal of 268785994 is 499587862.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 164480625 + 104305369 = 12825^2 + 10213^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67196497 + ... + 67196500.

Almost surely, 2^268785994 is an apocalyptic number.

268785994 is a deficient number, since it is larger than the sum of its proper divisors (134393000).

268785994 is a wasteful number, since it uses less digits than its factorization.

268785994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134392999.

The product of its digits is 8709120, while the sum is 58.

The square root of 268785994 is about 16394.6940807079. The cubic root of 268785994 is about 645.3602490477.

The spelling of 268785994 in words is "two hundred sixty-eight million, seven hundred eighty-five thousand, nine hundred ninety-four".