969864 has 64 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 264000.

The previous prime is 969863. The next prime is 969869. The reversal of 969864 is 468969.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 969864.

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 15 ways as a sum of consecutive naturals, for example, 3739 + ... + 3989.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁹⁶⁹⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 969864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451520).

969864 is an abundant number, since it is smaller than the sum of its proper divisors (1933176).

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

969864 is a wasteful number, since it uses less digits than its factorization.

969864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 286 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 969864 is about 984.8167342201. The cubic root of 969864 is about 98.9852033799.

The spelling of 969864 in words is "nine hundred sixty-nine thousand, eight hundred sixty-four".