268443384 has 64 divisors (see below), whose sum is σ = 755758080. Its totient is φ = 78720000.

The previous prime is 268443361. The next prime is 268443397. The reversal of 268443384 is 483344862.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8217 + ... + 24584.

It is an arithmetic number, because the mean of its divisors is an integer number (11808720).

Almost surely, 2^268443384 is an apocalyptic number.

268443384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

268443384 is an abundant number, since it is smaller than the sum of its proper divisors (487314696).

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

268443384 is a wasteful number, since it uses less digits than its factorization.

268443384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32852 (or 32848 counting only the distinct ones).

The product of its digits is 442368, while the sum is 42.

The square root of 268443384 is about 16384.2419415730. The cubic root of 268443384 is about 645.0859280989.

The spelling of 268443384 in words is "two hundred sixty-eight million, four hundred forty-three thousand, three hundred eighty-four".