268669448 has 8 divisors (see below), whose sum is σ = 503755230. Its totient is φ = 134334720.

The previous prime is 268669361. The next prime is 268669459. The reversal of 268669448 is 844966862.

It can be written as a sum of positive squares in only one way, i.e., 224340484 + 44328964 = 14978^2 + 6658^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 268669448.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16791833 + ... + 16791848.

Almost surely, 2^268669448 is an apocalyptic number.

It is an amenable number.

268669448 is a deficient number, since it is larger than the sum of its proper divisors (235085782).

268669448 is a wasteful number, since it uses less digits than its factorization.

268669448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33583687 (or 33583683 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 268669448 is about 16391.1393136658. The cubic root of 268669448 is about 645.2669591803.

The spelling of 268669448 in words is "two hundred sixty-eight million, six hundred sixty-nine thousand, four hundred forty-eight".