803480656 has 60 divisors (see below), whose sum is σ = 1811860596. Its totient is φ = 343720960.

The previous prime is 803480611. The next prime is 803480663. The reversal of 803480656 is 656084308.

It can be written as a sum of positive squares in 2 ways, for example, as 392040000 + 411440656 = 19800^2 + 20284^2 .

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 20706 + ... + 45118.

Almost surely, 2^803480656 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 803480656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (905930298).

803480656 is an abundant number, since it is smaller than the sum of its proper divisors (1008379940).

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

803480656 is a wasteful number, since it uses less digits than its factorization.

803480656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24460 (or 24443 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 803480656 is about 28345.7343528087. The cubic root of 803480656 is about 929.6621334063.

The spelling of 803480656 in words is "eight hundred three million, four hundred eighty thousand, six hundred fifty-six".