1086868784 has 40 divisors (see below), whose sum is σ = 2165917920. Its totient is φ = 527966208.

The previous prime is 1086868733. The next prime is 1086868787. The reversal of 1086868784 is 4878686801.

It is not an unprimeable number, because it can be changed into a prime (1086868787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770672 + ... + 772080.

It is an arithmetic number, because the mean of its divisors is an integer number (54147948).

Almost surely, 2^1086868784 is an apocalyptic number.

It is an amenable number.

1086868784 is a deficient number, since it is larger than the sum of its proper divisors (1079049136).

1086868784 is a wasteful number, since it uses less digits than its factorization.

1086868784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757 (or 2751 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 56.

The square root of 1086868784 is about 32967.6930342419. The cubic root of 1086868784 is about 1028.1560573995.

The spelling of 1086868784 in words is "one billion, eighty-six million, eight hundred sixty-eight thousand, seven hundred eighty-four".