268599056 has 40 divisors (see below), whose sum is σ = 570648000. Its totient is φ = 121461120.

The previous prime is 268599053. The next prime is 268599101. The reversal of 268599056 is 650995862.

It is a super-2 number, since 2×268599056² = 144290905768182272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 268598995 and 268599013.

It is not an unprimeable number, because it can be changed into a prime (268599053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31190 + ... + 38858.

It is an arithmetic number, because the mean of its divisors is an integer number (14266200).

Almost surely, 2^268599056 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 268599056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285324000).

268599056 is an abundant number, since it is smaller than the sum of its proper divisors (302048944).

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

268599056 is a wasteful number, since it uses less digits than its factorization.

268599056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7887 (or 7881 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 50.

The square root of 268599056 is about 16388.9919153071. The cubic root of 268599056 is about 645.2106004595.

The spelling of 268599056 in words is "two hundred sixty-eight million, five hundred ninety-nine thousand, fifty-six".