268404716 has 24 divisors (see below), whose sum is σ = 495828480. Its totient is φ = 126779472.

The previous prime is 268404709. The next prime is 268404751. The reversal of 268404716 is 617404862.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 268404716.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23081 + ... + 32703.

It is an arithmetic number, because the mean of its divisors is an integer number (20659520).

Almost surely, 2^268404716 is an apocalyptic number.

It is an amenable number.

268404716 is a deficient number, since it is larger than the sum of its proper divisors (227423764).

268404716 is a wasteful number, since it uses less digits than its factorization.

268404716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10013 (or 10011 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 268404716 is about 16383.0618627899. The cubic root of 268404716 is about 645.0549527524.

The spelling of 268404716 in words is "two hundred sixty-eight million, four hundred four thousand, seven hundred sixteen".