869022 has 96 divisors (see below), whose sum is σ = 2553600. Its totient is φ = 213840.

The previous prime is 869021. The next prime is 869039. The reversal of 869022 is 220968.

869022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45729 + ... + 45747.

It is an arithmetic number, because the mean of its divisors is an integer number (26600).

2⁸⁶⁹⁰²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 869022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1276800).

869022 is an abundant number, since it is smaller than the sum of its proper divisors (1684578).

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

869022 is a wasteful number, since it uses less digits than its factorization.

869022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 869022 is about 932.2134948605. The cubic root of 869022 is about 95.4282421032.

The spelling of 869022 in words is "eight hundred sixty-nine thousand, twenty-two".