9012006 has 32 divisors (see below), whose sum is σ = 21206880. Its totient is φ = 2827008.

The previous prime is 9012001. The next prime is 9012007. The reversal of 9012006 is 6002109.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 9012006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9012001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3991 + ... + 5826.

It is an arithmetic number, because the mean of its divisors is an integer number (662715).

Almost surely, 2^9012006 is an apocalyptic number.

9012006 is an abundant number, since it is smaller than the sum of its proper divisors (12194874).

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

9012006 is a wasteful number, since it uses less digits than its factorization.

9012006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9845 (or 9839 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 9012006 is about 3002.0003331112. Note that the first 3 decimals coincide. The cubic root of 9012006 is about 208.1008356005.

The spelling of 9012006 in words is "nine million, twelve thousand, six".