8400303 has 12 divisors (see below), whose sum is σ = 12246520. Its totient is φ = 5548176.

The previous prime is 8400283. The next prime is 8400311. The reversal of 8400303 is 3030048.

It is not a de Polignac number, because 8400303 - 2⁸ = 8400047 is a prime.

It is a Duffinian number.

8400303 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8400323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3301 + ... + 5262.

Almost surely, 2^8400303 is an apocalyptic number.

8400303 is a deficient number, since it is larger than the sum of its proper divisors (3846217).

8400303 is a wasteful number, since it uses less digits than its factorization.

8400303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678 (or 8675 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 8400303 is about 2898.3276212326. The cubic root of 8400303 is about 203.2817155248.

The spelling of 8400303 in words is "eight million, four hundred thousand, three hundred three".