9000212 has 12 divisors (see below), whose sum is σ = 16962036. Its totient is φ = 4153920.

The previous prime is 9000209. The next prime is 9000217. The reversal of 9000212 is 2120009.

It can be written as a sum of positive squares in 2 ways, for example, as 6130576 + 2869636 = 2476^2 + 1694^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9000217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86489 + ... + 86592.

It is an arithmetic number, because the mean of its divisors is an integer number (1413503).

Almost surely, 2^9000212 is an apocalyptic number.

It is an amenable number.

9000212 is a deficient number, since it is larger than the sum of its proper divisors (7961824).

9000212 is a wasteful number, since it uses less digits than its factorization.

9000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173098 (or 173096 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 9000212 is about 3000.0353331253. The cubic root of 9000212 is about 208.0100155434.

The spelling of 9000212 in words is "nine million, two hundred twelve", and thus it is an aban number.