868049316 has 18 divisors (see below), whose sum is σ = 2194235862. Its totient is φ = 289349760.

The previous prime is 868049297. The next prime is 868049323. The reversal of 868049316 is 613940868.

868049316 is a `hidden beast` number, since 86 + 80 + 493 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 623001600 + 245047716 = 24960^2 + 15654^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12056205 + ... + 12056276.

Almost surely, 2^868049316 is an apocalyptic number.

It is an amenable number.

868049316 is an abundant number, since it is smaller than the sum of its proper divisors (1326186546).

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

868049316 is a wasteful number, since it uses less digits than its factorization.

868049316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24112491 (or 24112486 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 868049316 is about 29462.6766604801. The cubic root of 868049316 is about 953.9262498530.

The spelling of 868049316 in words is "eight hundred sixty-eight million, forty-nine thousand, three hundred sixteen".