868183244 has 24 divisors (see below), whose sum is σ = 1596683088. Its totient is φ = 412534080.

The previous prime is 868183229. The next prime is 868183247. The reversal of 868183244 is 442381868.

It is a junction number, because it is equal to n+sod(n) for n = 868183195 and 868183204.

It is not an unprimeable number, because it can be changed into a prime (868183247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61847 + ... + 74574.

It is an arithmetic number, because the mean of its divisors is an integer number (66528462).

Almost surely, 2^868183244 is an apocalyptic number.

It is an amenable number.

868183244 is a deficient number, since it is larger than the sum of its proper divisors (728499844).

868183244 is a wasteful number, since it uses less digits than its factorization.

868183244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136505 (or 136503 counting only the distinct ones).

The product of its digits is 294912, while the sum is 44.

The square root of 868183244 is about 29464.9494145162. The cubic root of 868183244 is about 953.9753065378.

The spelling of 868183244 in words is "eight hundred sixty-eight million, one hundred eighty-three thousand, two hundred forty-four".