268335904 has 12 divisors (see below), whose sum is σ = 528286374. Its totient is φ = 134167936.

The previous prime is 268335791. The next prime is 268335923. The reversal of 268335904 is 409533862.

It can be written as a sum of positive squares in only one way, i.e., 234090000 + 34245904 = 15300^2 + 5852^2 .

It is a super-3 number, since 3×268335904³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4192717 + ... + 4192780.

Almost surely, 2^268335904 is an apocalyptic number.

It is an amenable number.

268335904 is a deficient number, since it is larger than the sum of its proper divisors (259950470).

268335904 is an equidigital number, since it uses as much as digits as its factorization.

268335904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385507 (or 8385499 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 268335904 is about 16380.9616323340. The cubic root of 268335904 is about 644.9998229273. Note that the first 3 decimals are identical.

The spelling of 268335904 in words is "two hundred sixty-eight million, three hundred thirty-five thousand, nine hundred four".