863682313 has 8 divisors (see below), whose sum is σ = 941326848. Its totient is φ = 787638864.

The previous prime is 863682301. The next prime is 863682317. The reversal of 863682313 is 313286368.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 863682313 - 2⁹ = 863681801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (863682317) 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, 399145 + ... + 401302.

It is an arithmetic number, because the mean of its divisors is an integer number (117665856).

Almost surely, 2^863682313 is an apocalyptic number.

863682313 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

863682313 is a deficient number, since it is larger than the sum of its proper divisors (77644535).

863682313 is a wasteful number, since it uses less digits than its factorization.

863682313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800543.

The product of its digits is 124416, while the sum is 40.

The square root of 863682313 is about 29388.4724509458. The cubic root of 863682313 is about 952.3238815283.

The spelling of 863682313 in words is "eight hundred sixty-three million, six hundred eighty-two thousand, three hundred thirteen".