1093844868 has 12 divisors (see below), whose sum is σ = 2552304720. Its totient is φ = 364614952.

The previous prime is 1093844867. The next prime is 1093844897. The reversal of 1093844868 is 8684483901.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1093844868.

It is not an unprimeable number, because it can be changed into a prime (1093844867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45576858 + ... + 45576881.

It is an arithmetic number, because the mean of its divisors is an integer number (212692060).

Almost surely, 2^1093844868 is an apocalyptic number.

It is an amenable number.

1093844868 is an abundant number, since it is smaller than the sum of its proper divisors (1458459852).

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

1093844868 is a wasteful number, since it uses less digits than its factorization.

1093844868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91153746 (or 91153744 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 1093844868 is about 33073.3256265529. The cubic root of 1093844868 is about 1030.3511128981.

The spelling of 1093844868 in words is "one billion, ninety-three million, eight hundred forty-four thousand, eight hundred sixty-eight".