803432812 has 72 divisors (see below), whose sum is σ = 1802579856. Its totient is φ = 310407552.

The previous prime is 803432807. The next prime is 803432813. The reversal of 803432812 is 218234308.

It is not an unprimeable number, because it can be changed into a prime (803432813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105898 + ... + 113230.

Almost surely, 2^803432812 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 803432812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901289928).

803432812 is an abundant number, since it is smaller than the sum of its proper divisors (999147044).

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

803432812 is a wasteful number, since it uses less digits than its factorization.

803432812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7407 (or 7398 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 803432812 is about 28344.8904037394. The cubic root of 803432812 is about 929.6436805091.

The spelling of 803432812 in words is "eight hundred three million, four hundred thirty-two thousand, eight hundred twelve".