869412032 has 56 divisors (see below), whose sum is σ = 1821119040. Its totient is φ = 410676480.

The previous prime is 869411999. The next prime is 869412059. The reversal of 869412032 is 230214968.

It is a junction number, because it is equal to n+sod(n) for n = 869411983 and 869412001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567107 + ... + 568637.

Almost surely, 2^869412032 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 869412032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910559520).

869412032 is an abundant number, since it is smaller than the sum of its proper divisors (951707008).

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

869412032 is a wasteful number, since it uses less digits than its factorization.

869412032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029 (or 2019 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 869412032 is about 29485.7937318974. The cubic root of 869412032 is about 954.4251657924.

The spelling of 869412032 in words is "eight hundred sixty-nine million, four hundred twelve thousand, thirty-two".