863228312 has 32 divisors (see below), whose sum is σ = 1717588800. Its totient is φ = 405318144.

The previous prime is 863228287. The next prime is 863228381. The reversal of 863228312 is 213822368.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56114 + ... + 69822.

It is an arithmetic number, because the mean of its divisors is an integer number (53674650).

Almost surely, 2^863228312 is an apocalyptic number.

It is an amenable number.

863228312 is a deficient number, since it is larger than the sum of its proper divisors (854360488).

863228312 is a wasteful number, since it uses less digits than its factorization.

863228312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14195 (or 14191 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 863228312 is about 29380.7473015919. The cubic root of 863228312 is about 952.1569869162.

The spelling of 863228312 in words is "eight hundred sixty-three million, two hundred twenty-eight thousand, three hundred twelve".