9018812 has 12 divisors (see below), whose sum is σ = 17217816. Its totient is φ = 4099440.

The previous prime is 9018809. The next prime is 9018817. The reversal of 9018812 is 2188109.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9018817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102443 + ... + 102530.

It is an arithmetic number, because the mean of its divisors is an integer number (1434818).

Almost surely, 2^9018812 is an apocalyptic number.

It is an amenable number.

9018812 is a deficient number, since it is larger than the sum of its proper divisors (8199004).

9018812 is a wasteful number, since it uses less digits than its factorization.

9018812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204988 (or 204986 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 9018812 is about 3003.1336966575. The cubic root of 9018812 is about 208.1532093595.

The spelling of 9018812 in words is "nine million, eighteen thousand, eight hundred twelve".