8040003 has 8 divisors (see below), whose sum is σ = 10737408. Its totient is φ = 5351304.

The previous prime is 8039987. The next prime is 8040013. The reversal of 8040003 is 3000408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8040003 - 2⁴ = 8039987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8040013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 426 + ... + 4032.

It is an arithmetic number, because the mean of its divisors is an integer number (1342176).

Almost surely, 2^8040003 is an apocalyptic number.

8040003 is a deficient number, since it is larger than the sum of its proper divisors (2697405).

8040003 is a wasteful number, since it uses less digits than its factorization.

8040003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4353.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 8040003 is about 2835.4899047607. The cubic root of 8040003 is about 200.3328042329.

The spelling of 8040003 in words is "eight million, forty thousand, three".