1168228764 has 48 divisors (see below), whose sum is σ = 3031063840. Its totient is φ = 389111040.

The previous prime is 1168228759. The next prime is 1168228777. The reversal of 1168228764 is 4678228611.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171732 + ... + 178404.

Almost surely, 2^1168228764 is an apocalyptic number.

It is an amenable number.

1168228764 is an abundant number, since it is smaller than the sum of its proper divisors (1862835076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1168228764 is a wasteful number, since it uses less digits than its factorization.

1168228764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8307 (or 8299 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 1168228764 is about 34179.3616675326. The cubic root of 1168228764 is about 1053.1962361848.

The spelling of 1168228764 in words is "one billion, one hundred sixty-eight million, two hundred twenty-eight thousand, seven hundred sixty-four".