803499912 has 192 divisors, whose sum is σ = 2376192000. Its totient is φ = 254041920.

The previous prime is 803499901. The next prime is 803499989. The reversal of 803499912 is 219994308.

It is a super-2 number, since 2×803499912² = 1291224217168015488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4037589 + ... + 4037787.

It is an arithmetic number, because the mean of its divisors is an integer number (12376000).

Almost surely, 2^803499912 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 803499912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1188096000).

803499912 is an abundant number, since it is smaller than the sum of its proper divisors (1572692088).

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

803499912 is a wasteful number, since it uses less digits than its factorization.

803499912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 803499912 is about 28346.0740138736. The cubic root of 803499912 is about 929.6695600240.

The spelling of 803499912 in words is "eight hundred three million, four hundred ninety-nine thousand, nine hundred twelve".