803171040 has 384 divisors, whose sum is σ = 3181731840. Its totient is φ = 166053888.

The previous prime is 803171027. The next prime is 803171041. The reversal of 803171040 is 40171308.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 803171040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803171041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1468047 + ... + 1468593.

It is an arithmetic number, because the mean of its divisors is an integer number (8285760).

Almost surely, 2^803171040 is an apocalyptic number.

803171040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 803171040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1590865920).

803171040 is an abundant number, since it is smaller than the sum of its proper divisors (2378560800).

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

803171040 is a wasteful number, since it uses less digits than its factorization.

803171040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 803171040 is about 28340.2724051834. The cubic root of 803171040 is about 929.5427049965.

The spelling of 803171040 in words is "eight hundred three million, one hundred seventy-one thousand, forty".