863408234 has 8 divisors (see below), whose sum is σ = 1394736420. Its totient is φ = 398496096.

The previous prime is 863408219. The next prime is 863408243. The reversal of 863408234 is 432804368.

863408234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 841290025 + 22118209 = 29005^2 + 4703^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16603979 + ... + 16604030.

Almost surely, 2^863408234 is an apocalyptic number.

863408234 is a deficient number, since it is larger than the sum of its proper divisors (531328186).

863408234 is a wasteful number, since it uses less digits than its factorization.

863408234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33208024.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 863408234 is about 29383.8090451187. The cubic root of 863408234 is about 952.2231347654.

The spelling of 863408234 in words is "eight hundred sixty-three million, four hundred eight thousand, two hundred thirty-four".