268994613 has 16 divisors (see below), whose sum is σ = 363606336. Its totient is φ = 176870400.

The previous prime is 268994603. The next prime is 268994639. The reversal of 268994613 is 316499862.

It is not a de Polignac number, because 268994613 - 2⁴ = 268994597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268994603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84181 + ... + 87317.

It is an arithmetic number, because the mean of its divisors is an integer number (22725396).

Almost surely, 2^268994613 is an apocalyptic number.

It is an amenable number.

268994613 is a deficient number, since it is larger than the sum of its proper divisors (94611723).

268994613 is a wasteful number, since it uses less digits than its factorization.

268994613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524.

The product of its digits is 559872, while the sum is 48.

The square root of 268994613 is about 16401.0552404411. The cubic root of 268994613 is about 645.5271719225.

The spelling of 268994613 in words is "two hundred sixty-eight million, nine hundred ninety-four thousand, six hundred thirteen".