268318426 has 8 divisors (see below), whose sum is σ = 402613344. Its totient is φ = 134113980.

The previous prime is 268318403. The next prime is 268318447. The reversal of 268318426 is 624813862.

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

It is a super-2 number, since 2×268318426² = 143989555462234952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14640 + ... + 27403.

It is an arithmetic number, because the mean of its divisors is an integer number (50326668).

Almost surely, 2^268318426 is an apocalyptic number.

268318426 is a deficient number, since it is larger than the sum of its proper divisors (134294918).

268318426 is a wasteful number, since it uses less digits than its factorization.

268318426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45236.

The product of its digits is 110592, while the sum is 40.

The square root of 268318426 is about 16380.4281384828. The cubic root of 268318426 is about 644.9858186494.

The spelling of 268318426 in words is "two hundred sixty-eight million, three hundred eighteen thousand, four hundred twenty-six".