863145322 has 16 divisors (see below), whose sum is σ = 1415125152. Its totient is φ = 392428080.

The previous prime is 863145317. The next prime is 863145331. The reversal of 863145322 is 223541368.

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, 246004 + ... + 249487.

It is an arithmetic number, because the mean of its divisors is an integer number (88445322).

Almost surely, 2^863145322 is an apocalyptic number.

863145322 is a deficient number, since it is larger than the sum of its proper divisors (551979830).

863145322 is a wasteful number, since it uses less digits than its factorization.

863145322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495573.

The product of its digits is 34560, while the sum is 34.

The square root of 863145322 is about 29379.3349482251. The cubic root of 863145322 is about 952.1264727638.

The spelling of 863145322 in words is "eight hundred sixty-three million, one hundred forty-five thousand, three hundred twenty-two".