268626 has 8 divisors (see below), whose sum is σ = 537264. Its totient is φ = 89540.

The previous prime is 268613. The next prime is 268637. The reversal of 268626 is 626862.

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

268626 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 268593 and 268602.

It is an unprimeable number.

268626 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22380 + ... + 22391.

It is an arithmetic number, because the mean of its divisors is an integer number (67158).

2²⁶⁸⁶²⁶ is an apocalyptic number.

268626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268626 is a wasteful number, since it uses less digits than its factorization.

268626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44776.

The product of its digits is 6912, while the sum is 30.

The square root of 268626 is about 518.2914238148. The cubic root of 268626 is about 64.5232174093.

The spelling of 268626 in words is "two hundred sixty-eight thousand, six hundred twenty-six".