268978804 has 6 divisors (see below), whose sum is σ = 470712914. Its totient is φ = 134489400.

The previous prime is 268978783. The next prime is 268978849. The reversal of 268978804 is 408879862.

It can be written as a sum of positive squares in only one way, i.e., 235315600 + 33663204 = 15340^2 + 5802^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33622347 + ... + 33622354.

Almost surely, 2^268978804 is an apocalyptic number.

It is an amenable number.

268978804 is a deficient number, since it is larger than the sum of its proper divisors (201734110).

268978804 is a wasteful number, since it uses less digits than its factorization.

268978804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67244705 (or 67244703 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 268978804 is about 16400.5732826630. The cubic root of 268978804 is about 645.5145256482.

The spelling of 268978804 in words is "two hundred sixty-eight million, nine hundred seventy-eight thousand, eight hundred four".