869700 has 72 divisors (see below), whose sum is σ = 2722048. Its totient is φ = 213120.

The previous prime is 869689. The next prime is 869707. The reversal of 869700 is 7968.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (869707) by changing a digit.

869700 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3789 + ... + 4011.

2⁸⁶⁹⁷⁰⁰ 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 869700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361024).

869700 is an abundant number, since it is smaller than the sum of its proper divisors (1852348).

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

869700 is a wasteful number, since it uses less digits than its factorization.

869700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 869700 is about 932.5770745627. The cubic root of 869700 is about 95.4530529554.

The spelling of 869700 in words is "eight hundred sixty-nine thousand, seven hundred".