268313793 has 8 divisors (see below), whose sum is σ = 390274656. Its totient is φ = 162614400.

The previous prime is 268313779. The next prime is 268313821. The reversal of 268313793 is 397313862.

It is a happy number.

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

It is not a de Polignac number, because 268313793 - 2⁸ = 268313537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268313743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4065328 + ... + 4065393.

It is an arithmetic number, because the mean of its divisors is an integer number (48784332).

Almost surely, 2^268313793 is an apocalyptic number.

It is an amenable number.

268313793 is a deficient number, since it is larger than the sum of its proper divisors (121960863).

268313793 is a wasteful number, since it uses less digits than its factorization.

268313793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8130735.

The product of its digits is 163296, while the sum is 42.

The square root of 268313793 is about 16380.2867191023. The cubic root of 268313793 is about 644.9821063481.

The spelling of 268313793 in words is "two hundred sixty-eight million, three hundred thirteen thousand, seven hundred ninety-three".