861196 has 12 divisors (see below), whose sum is σ = 1722448. Its totient is φ = 369072.

The previous prime is 861191. The next prime is 861199. The reversal of 861196 is 691168.

It is a happy number.

861196 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (861191) by changing a digit.

861196 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15351 + ... + 15406.

2⁸⁶¹¹⁹⁶ is an apocalyptic number.

It is an amenable number.

861196 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

861196 is a wasteful number, since it uses less digits than its factorization.

861196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30768 (or 30766 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The square root of 861196 is about 928.0064654947. The cubic root of 861196 is about 95.1409173686.

The spelling of 861196 in words is "eight hundred sixty-one thousand, one hundred ninety-six".