267680068 has 6 divisors (see below), whose sum is σ = 468440126. Its totient is φ = 133840032.

The previous prime is 267680047. The next prime is 267680069. The reversal of 267680068 is 860086762.

It can be written as a sum of positive squares in only one way, i.e., 266407684 + 1272384 = 16322^2 + 1128^2 .

It is not an unprimeable number, because it can be changed into a prime (267680069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33460005 + ... + 33460012.

Almost surely, 2^267680068 is an apocalyptic number.

It is an amenable number.

267680068 is a deficient number, since it is larger than the sum of its proper divisors (200760058).

267680068 is a wasteful number, since it uses less digits than its factorization.

267680068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66920021 (or 66920019 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 267680068 is about 16360.9311470955. The cubic root of 267680068 is about 644.4739159156.

The spelling of 267680068 in words is "two hundred sixty-seven million, six hundred eighty thousand, sixty-eight".