9818412 has 24 divisors (see below), whose sum is σ = 23139312. Its totient is φ = 3240000.

The previous prime is 9818411. The next prime is 9818423. The reversal of 9818412 is 2148189.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9818411) 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 7 ways as a sum of consecutive naturals, for example, 2839 + ... + 5262.

It is an arithmetic number, because the mean of its divisors is an integer number (964138).

Almost surely, 2^9818412 is an apocalyptic number.

It is an amenable number.

9818412 is an abundant number, since it is smaller than the sum of its proper divisors (13320900).

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

9818412 is a wasteful number, since it uses less digits than its factorization.

9818412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8209 (or 8207 counting only the distinct ones).

The product of its digits is 4608, while the sum is 33.

The square root of 9818412 is about 3133.4345373727. The cubic root of 9818412 is about 214.1314300224.

The spelling of 9818412 in words is "nine million, eight hundred eighteen thousand, four hundred twelve".