268732776 has 64 divisors (see below), whose sum is σ = 743097600. Its totient is φ = 80448768.

The previous prime is 268732771. The next prime is 268732781. The reversal of 268732776 is 677237862.

It is an interprime number because it is at equal distance from previous prime (268732771) and next prime (268732781).

It is not an unprimeable number, because it can be changed into a prime (268732771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96 + ... + 23183.

It is an arithmetic number, because the mean of its divisors is an integer number (11610900).

Almost surely, 2^268732776 is an apocalyptic number.

268732776 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268732776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371548800).

268732776 is an abundant number, since it is smaller than the sum of its proper divisors (474364824).

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

268732776 is a wasteful number, since it uses less digits than its factorization.

268732776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23338 (or 23334 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 48.

The square root of 268732776 is about 16393.0709752627. The cubic root of 268732776 is about 645.3176537619.

The spelling of 268732776 in words is "two hundred sixty-eight million, seven hundred thirty-two thousand, seven hundred seventy-six".