869968 has 20 divisors (see below), whose sum is σ = 1839168. Its totient is φ = 395360.

The previous prime is 869959. The next prime is 869983.

It is a happy number.

869968 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2296 + ... + 2647.

2⁸⁶⁹⁹⁶⁸ is an apocalyptic number.

869968 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

869968 is an abundant number, since it is smaller than the sum of its proper divisors (969200).

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

869968 is a wasteful number, since it uses less digits than its factorization.

869968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962 (or 4956 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The square root of 869968 is about 932.7207513506. The cubic root of 869968 is about 95.4628566391.

The spelling of 869968 in words is "eight hundred sixty-nine thousand, nine hundred sixty-eight".