9040238 has 8 divisors (see below), whose sum is σ = 14274120. Its totient is φ = 4282200.

The previous prime is 9040237. The next prime is 9040249. The reversal of 9040238 is 8320409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9040231) 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, 118913 + ... + 118988.

It is an arithmetic number, because the mean of its divisors is an integer number (1784265).

Almost surely, 2^9040238 is an apocalyptic number.

9040238 is a deficient number, since it is larger than the sum of its proper divisors (5233882).

9040238 is a wasteful number, since it uses less digits than its factorization.

9040238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237922.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 9040238 is about 3006.6988542253. The cubic root of 9040238 is about 208.3179155879.

The spelling of 9040238 in words is "nine million, forty thousand, two hundred thirty-eight".