861082 has 8 divisors (see below), whose sum is σ = 1323252. Its totient is φ = 420000.

The previous prime is 861079. The next prime is 861083. The reversal of 861082 is 280168.

861082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 737881 + 123201 = 859^2 + 351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (861083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5169 + ... + 5332.

2⁸⁶¹⁰⁸² is an apocalyptic number.

861082 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

861082 is a deficient number, since it is larger than the sum of its proper divisors (462170).

861082 is a wasteful number, since it uses less digits than its factorization.

861082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10544.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 861082 is about 927.9450414761. The cubic root of 861082 is about 95.1367191206.

The spelling of 861082 in words is "eight hundred sixty-one thousand, eighty-two".