8999343 has 10 divisors (see below), whose sum is σ = 13443584. Its totient is φ = 5999508.

The previous prime is 8999339. The next prime is 8999359. The reversal of 8999343 is 3439998.

8999343 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8999343 - 2² = 8999339 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8999303) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 55471 + ... + 55632.

Almost surely, 2^8999343 is an apocalyptic number.

8999343 is a deficient number, since it is larger than the sum of its proper divisors (4444241).

8999343 is a wasteful number, since it uses less digits than its factorization.

8999343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111115 (or 111106 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 8999343 is about 2999.8904980016. The cubic root of 8999343 is about 208.0033206447.

The spelling of 8999343 in words is "eight million, nine hundred ninety-nine thousand, three hundred forty-three".