268865426 has 8 divisors (see below), whose sum is σ = 404832384. Its totient is φ = 133921300.

The previous prime is 268865417. The next prime is 268865437. The reversal of 268865426 is 624568862.

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

It is a super-2 number, since 2×268865426² = 144577234596322952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255050 + ... + 256101.

It is an arithmetic number, because the mean of its divisors is an integer number (50604048).

Almost surely, 2^268865426 is an apocalyptic number.

268865426 is a deficient number, since it is larger than the sum of its proper divisors (135966958).

268865426 is a wasteful number, since it uses less digits than its factorization.

268865426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511416.

The product of its digits is 1105920, while the sum is 47.

The square root of 268865426 is about 16397.1163928296. The cubic root of 268865426 is about 645.4238153638.

The spelling of 268865426 in words is "two hundred sixty-eight million, eight hundred sixty-five thousand, four hundred twenty-six".