268668002 has 4 divisors (see below), whose sum is σ = 403002006. Its totient is φ = 134334000.

The previous prime is 268667969. The next prime is 268668007. The reversal of 268668002 is 200866862.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 222278281 + 46389721 = 14909^2 + 6811^2 .

It is not an unprimeable number, because it can be changed into a prime (268668007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67166999 + ... + 67167002.

Almost surely, 2^268668002 is an apocalyptic number.

268668002 is a deficient number, since it is larger than the sum of its proper divisors (134334004).

268668002 is a wasteful number, since it uses less digits than its factorization.

268668002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134334003.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 268668002 is about 16391.0952044090. The cubic root of 268668002 is about 645.2658015524.

The spelling of 268668002 in words is "two hundred sixty-eight million, six hundred sixty-eight thousand, two".