9010900 has 36 divisors (see below), whose sum is σ = 19686240. Its totient is φ = 3580000.

The previous prime is 9010891. The next prime is 9010907. The reversal of 9010900 is 90109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9010907) 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 11 ways as a sum of consecutive naturals, for example, 24921 + ... + 25279.

It is an arithmetic number, because the mean of its divisors is an integer number (546840).

Almost surely, 2^9010900 is an apocalyptic number.

It is an amenable number.

9010900 is an abundant number, since it is smaller than the sum of its proper divisors (10675340).

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

9010900 is a wasteful number, since it uses less digits than its factorization.

9010900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 9010900 is about 3001.8161169532. The cubic root of 9010900 is about 208.0923221818.

Multiplying 9010900 by its reverse (90109), we get a square (811963188100 = 901090²).

9010900 divided by its reverse (90109) gives a square (100 = 10²).

The spelling of 9010900 in words is "nine million, ten thousand, nine hundred".