268286976 has 132 divisors (see below), whose sum is σ = 793859352. Its totient is φ = 87220224.

The previous prime is 268286947. The next prime is 268286999. The reversal of 268286976 is 679682862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 395950 + ... + 396626.

It is an arithmetic number, because the mean of its divisors is an integer number (6014086).

Almost surely, 2^268286976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268286976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396929676).

268286976 is an abundant number, since it is smaller than the sum of its proper divisors (525572376).

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

268286976 is a wasteful number, since it uses less digits than its factorization.

268286976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 725 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 268286976 is about 16379.4681232328. The cubic root of 268286976 is about 644.9606177505.

The spelling of 268286976 in words is "two hundred sixty-eight million, two hundred eighty-six thousand, nine hundred seventy-six".