268513674 has 128 divisors (see below), whose sum is σ = 685843200. Its totient is φ = 68812800.

The previous prime is 268513673. The next prime is 268513703. The reversal of 268513674 is 476315862.

It is not an unprimeable number, because it can be changed into a prime (268513673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 597802 + ... + 598250.

It is an arithmetic number, because the mean of its divisors is an integer number (5358150).

Almost surely, 2^268513674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268513674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342921600).

268513674 is an abundant number, since it is smaller than the sum of its proper divisors (417329526).

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

268513674 is a wasteful number, since it uses less digits than its factorization.

268513674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536.

The product of its digits is 241920, while the sum is 42.

The square root of 268513674 is about 16386.3868500655. The cubic root of 268513674 is about 645.1422269134.

The spelling of 268513674 in words is "two hundred sixty-eight million, five hundred thirteen thousand, six hundred seventy-four".