268226563 has 8 divisors (see below), whose sum is σ = 292824000. Its totient is φ = 243664680.

The previous prime is 268226537. The next prime is 268226573. The reversal of 268226563 is 365622862.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268226563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268226533) 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, 8356 + ... + 24622.

It is an arithmetic number, because the mean of its divisors is an integer number (36603000).

Almost surely, 2^268226563 is an apocalyptic number.

268226563 is a deficient number, since it is larger than the sum of its proper divisors (24597437).

268226563 is a wasteful number, since it uses less digits than its factorization.

268226563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17777.

The product of its digits is 207360, while the sum is 40.

The square root of 268226563 is about 16377.6238508521. The cubic root of 268226563 is about 644.9122032612.

The spelling of 268226563 in words is "two hundred sixty-eight million, two hundred twenty-six thousand, five hundred sixty-three".