863289234 has 12 divisors (see below), whose sum is σ = 1870460046. Its totient is φ = 287763072.

The previous prime is 863289181. The next prime is 863289253. The reversal of 863289234 is 432982368.

863289234 is a `hidden beast` number, since 8 + 632 + 8 + 9 + 2 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 721083609 + 142205625 = 26853^2 + 11925^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 863289234.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23980239 + ... + 23980274.

Almost surely, 2^863289234 is an apocalyptic number.

863289234 is an abundant number, since it is smaller than the sum of its proper divisors (1007170812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

863289234 is a wasteful number, since it uses less digits than its factorization.

863289234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47960521 (or 47960518 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 863289234 is about 29381.7840506665. The cubic root of 863289234 is about 952.1793857581.

The spelling of 863289234 in words is "eight hundred sixty-three million, two hundred eighty-nine thousand, two hundred thirty-four".