268481694 has 64 divisors (see below), whose sum is σ = 608650560. Its totient is φ = 78382080.

The previous prime is 268481693. The next prime is 268481747. The reversal of 268481694 is 496184862.

268481694 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268481693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117192 + ... + 119460.

It is an arithmetic number, because the mean of its divisors is an integer number (9510165).

Almost surely, 2^268481694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268481694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304325280).

268481694 is an abundant number, since it is smaller than the sum of its proper divisors (340168866).

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

268481694 is a wasteful number, since it uses less digits than its factorization.

268481694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365.

The product of its digits is 663552, while the sum is 48.

The square root of 268481694 is about 16385.4110110183. The cubic root of 268481694 is about 645.1166137330.

The spelling of 268481694 in words is "two hundred sixty-eight million, four hundred eighty-one thousand, six hundred ninety-four".