9033138 has 12 divisors (see below), whose sum is σ = 19571838. Its totient is φ = 3011040.

The previous prime is 9033133. The next prime is 9033149. The reversal of 9033138 is 8313309.

9033138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9018009 + 15129 = 3003^2 + 123^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9033133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250903 + ... + 250938.

Almost surely, 2^9033138 is an apocalyptic number.

9033138 is an abundant number, since it is smaller than the sum of its proper divisors (10538700).

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

9033138 is a wasteful number, since it uses less digits than its factorization.

9033138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501849 (or 501846 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 9033138 is about 3005.5179254165. The cubic root of 9033138 is about 208.2633652330.

The spelling of 9033138 in words is "nine million, thirty-three thousand, one hundred thirty-eight".