9012443 has 12 divisors (see below), whose sum is σ = 9981384. Its totient is φ = 8131200.

The previous prime is 9012401. The next prime is 9012449. The reversal of 9012443 is 3442109.

It is not a de Polignac number, because 9012443 - 2⁸ = 9012187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9012449) 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, 25355 + ... + 25707.

It is an arithmetic number, because the mean of its divisors is an integer number (831782).

Almost surely, 2^9012443 is an apocalyptic number.

9012443 is a deficient number, since it is larger than the sum of its proper divisors (968941).

9012443 is a wasteful number, since it uses less digits than its factorization.

9012443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 9012443 is about 3002.0731170310. The cubic root of 9012443 is about 208.1041992095.

The spelling of 9012443 in words is "nine million, twelve thousand, four hundred forty-three".