873412812 has 36 divisors (see below), whose sum is σ = 2223921336. Its totient is φ = 289010880.

The previous prime is 873412801. The next prime is 873412829. The reversal of 873412812 is 218214378.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83614 + ... + 93477.

Almost surely, 2^873412812 is an apocalyptic number.

It is an amenable number.

873412812 is an abundant number, since it is smaller than the sum of its proper divisors (1350508524).

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

873412812 is a wasteful number, since it uses less digits than its factorization.

873412812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177238 (or 177233 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 873412812 is about 29553.5583644339. The cubic root of 873412812 is about 955.8869210859.

The spelling of 873412812 in words is "eight hundred seventy-three million, four hundred twelve thousand, eight hundred twelve".