863861314 has 32 divisors (see below), whose sum is σ = 1377345024. Its totient is φ = 405699840.

The previous prime is 863861293. The next prime is 863861333. The reversal of 863861314 is 413168368.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460282 + ... + 462154.

It is an arithmetic number, because the mean of its divisors is an integer number (43042032).

Almost surely, 2^863861314 is an apocalyptic number.

863861314 is a deficient number, since it is larger than the sum of its proper divisors (513483710).

863861314 is a wasteful number, since it uses less digits than its factorization.

863861314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122.

The product of its digits is 82944, while the sum is 40.

The square root of 863861314 is about 29391.5177219551. The cubic root of 863861314 is about 952.3896677359.

The spelling of 863861314 in words is "eight hundred sixty-three million, eight hundred sixty-one thousand, three hundred fourteen".