268378364 has 6 divisors (see below), whose sum is σ = 469662144. Its totient is φ = 134189180.

The previous prime is 268378361. The next prime is 268378381. The reversal of 268378364 is 463873862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268378361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33547292 + ... + 33547299.

It is an arithmetic number, because the mean of its divisors is an integer number (78277024).

Almost surely, 2^268378364 is an apocalyptic number.

It is an amenable number.

268378364 is a deficient number, since it is larger than the sum of its proper divisors (201283780).

268378364 is a wasteful number, since it uses less digits than its factorization.

268378364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67094595 (or 67094593 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 47.

The square root of 268378364 is about 16382.2575977794. The cubic root of 268378364 is about 645.0338415431.

The spelling of 268378364 in words is "two hundred sixty-eight million, three hundred seventy-eight thousand, three hundred sixty-four".