268220046 has 8 divisors (see below), whose sum is σ = 536440104. Its totient is φ = 89406680.

The previous prime is 268220041. The next prime is 268220053. The reversal of 268220046 is 640022862.

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

268220046 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 268219995 and 268220022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268220041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22351665 + ... + 22351676.

It is an arithmetic number, because the mean of its divisors is an integer number (67055013).

Almost surely, 2^268220046 is an apocalyptic number.

268220046 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.

268220046 is a wasteful number, since it uses less digits than its factorization.

268220046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44703346.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 268220046 is about 16377.4248891576. The cubic root of 268220046 is about 644.9069801557.

The spelling of 268220046 in words is "two hundred sixty-eight million, two hundred twenty thousand, forty-six".