869935812 has 24 divisors (see below), whose sum is σ = 2030327712. Its totient is φ = 289910400.

The previous prime is 869935783. The next prime is 869935813. The reversal of 869935812 is 218539968.

It is a happy number.

869935812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (869935813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92487 + ... + 101457.

It is an arithmetic number, because the mean of its divisors is an integer number (84596988).

Almost surely, 2^869935812 is an apocalyptic number.

It is an amenable number.

869935812 is an abundant number, since it is smaller than the sum of its proper divisors (1160391900).

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

869935812 is a wasteful number, since it uses less digits than its factorization.

869935812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17059 (or 17057 counting only the distinct ones).

The product of its digits is 933120, while the sum is 51.

The square root of 869935812 is about 29494.6742989306. The cubic root of 869935812 is about 954.6167927917.

The spelling of 869935812 in words is "eight hundred sixty-nine million, nine hundred thirty-five thousand, eight hundred twelve".