869328 has 30 divisors (see below), whose sum is σ = 2433314. Its totient is φ = 289728.

The previous prime is 869321. The next prime is 869339. The reversal of 869328 is 823968.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 242064 = 792^2 + 492^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 869292 and 869301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869321) by changing a digit.

869328 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 5 ways as a sum of consecutive naturals, for example, 2875 + ... + 3162.

2⁸⁶⁹³²⁸ is an apocalyptic number.

It is an amenable number.

869328 is an abundant number, since it is smaller than the sum of its proper divisors (1563986).

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

869328 is a wasteful number, since it uses less digits than its factorization.

869328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6051 (or 6042 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 869328 is about 932.3776059087. The cubic root of 869328 is about 95.4394415187.

It can be divided in two parts, 86 and 9328, that multiplied together give a palindrome (802208).

The spelling of 869328 in words is "eight hundred sixty-nine thousand, three hundred twenty-eight".