969861 has 8 divisors (see below), whose sum is σ = 1298080. Its totient is φ = 644112.

The previous prime is 969851. The next prime is 969863. The reversal of 969861 is 168969.

969861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 969861 - 2⁶ = 969797 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 969861.

It is not an unprimeable number, because it can be changed into a prime (969863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711 + ... + 1563.

It is an arithmetic number, because the mean of its divisors is an integer number (162260).

2⁹⁶⁹⁸⁶¹ is an apocalyptic number.

It is an amenable number.

969861 is a deficient number, since it is larger than the sum of its proper divisors (328219).

969861 is a wasteful number, since it uses less digits than its factorization.

969861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235.

The product of its digits is 23328, while the sum is 39.

The square root of 969861 is about 984.8152110929. The cubic root of 969861 is about 98.9851013188.

It can be divided in two parts, 969 and 861, that added together give a triangular number (1830 = T₆₀).

The spelling of 969861 in words is "nine hundred sixty-nine thousand, eight hundred sixty-one".