268687134 has 24 divisors (see below), whose sum is σ = 595695672. Its totient is φ = 87479280.

The previous prime is 268687129. The next prime is 268687141. The reversal of 268687134 is 431786862.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 268687134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172797 + ... + 174344.

It is an arithmetic number, because the mean of its divisors is an integer number (24820653).

Almost surely, 2^268687134 is an apocalyptic number.

268687134 is an abundant number, since it is smaller than the sum of its proper divisors (327008538).

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

268687134 is a wasteful number, since it uses less digits than its factorization.

268687134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347192 (or 347189 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 268687134 is about 16391.6788035881. The cubic root of 268687134 is about 645.2811177695.

The spelling of 268687134 in words is "two hundred sixty-eight million, six hundred eighty-seven thousand, one hundred thirty-four".