1206272668 has 12 divisors (see below), whose sum is σ = 2168030872. Its totient is φ = 586835280.

The previous prime is 1206272657. The next prime is 1206272677. The reversal of 1206272668 is 8662726021.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1206272668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4075098 + ... + 4075393.

Almost surely, 2^1206272668 is an apocalyptic number.

It is an amenable number.

1206272668 is a deficient number, since it is larger than the sum of its proper divisors (961758204).

1206272668 is a wasteful number, since it uses less digits than its factorization.

1206272668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8150532 (or 8150530 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1206272668 is about 34731.4363077601. The cubic root of 1206272668 is about 1064.5069368598.

Adding to 1206272668 its reverse (8662726021), we get a palindrome (9868998689).

The spelling of 1206272668 in words is "one billion, two hundred six million, two hundred seventy-two thousand, six hundred sixty-eight".