268934646 has 8 divisors (see below), whose sum is σ = 537869304. Its totient is φ = 89644880.

The previous prime is 268934609. The next prime is 268934647. The reversal of 268934646 is 646439862.

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

268934646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 268934595 and 268934604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268934647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22411215 + ... + 22411226.

It is an arithmetic number, because the mean of its divisors is an integer number (67233663).

Almost surely, 2^268934646 is an apocalyptic number.

268934646 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.

268934646 is a wasteful number, since it uses less digits than its factorization.

268934646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44822446.

The product of its digits is 1492992, while the sum is 48.

The square root of 268934646 is about 16399.2269939775. The cubic root of 268934646 is about 645.4791992086.

The spelling of 268934646 in words is "two hundred sixty-eight million, nine hundred thirty-four thousand, six hundred forty-six".