861714 has 36 divisors (see below), whose sum is σ = 2174094. Its totient is φ = 245952.

The previous prime is 861703. The next prime is 861719. The reversal of 861714 is 417168.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 540225 + 321489 = 735^2 + 567^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 861714.

It is not an unprimeable number, because it can be changed into a prime (861719) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 394 + ... + 1370.

2⁸⁶¹⁷¹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 861714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1087047).

861714 is an abundant number, since it is smaller than the sum of its proper divisors (1312380).

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

861714 is a wasteful number, since it uses less digits than its factorization.

861714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999 (or 989 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 861714 is about 928.2855164226. The cubic root of 861714 is about 95.1599889534.

The spelling of 861714 in words is "eight hundred sixty-one thousand, seven hundred fourteen".