863695794 has 48 divisors (see below), whose sum is σ = 1898556192. Its totient is φ = 261765504.

The previous prime is 863695757. The next prime is 863695823. The reversal of 863695794 is 497596368.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61582 + ... + 74294.

It is an arithmetic number, because the mean of its divisors is an integer number (39553254).

Almost surely, 2^863695794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863695794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (949278096).

863695794 is an abundant number, since it is smaller than the sum of its proper divisors (1034860398).

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

863695794 is a wasteful number, since it uses less digits than its factorization.

863695794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12811 (or 12798 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 57.

The square root of 863695794 is about 29388.7018086883. The cubic root of 863695794 is about 952.3288363638.

The spelling of 863695794 in words is "eight hundred sixty-three million, six hundred ninety-five thousand, seven hundred ninety-four".