9040237 has 2 divisors, whose sum is σ = 9040238. Its totient is φ = 9040236.

The previous prime is 9040231. The next prime is 9040249. The reversal of 9040237 is 7320409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8213956 + 826281 = 2866^2 + 909^2 .

It is an emirp because it is prime and its reverse (7320409) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9040237 - 2¹¹ = 9038189 is a prime.

9040237 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another 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 as a sum of consecutive naturals, namely, 4520118 + 4520119.

It is an arithmetic number, because the mean of its divisors is an integer number (4520119).

Almost surely, 2^9040237 is an apocalyptic number.

It is an amenable number.

9040237 is a deficient number, since it is larger than the sum of its proper divisors (1).

9040237 is an equidigital number, since it uses as much as digits as its factorization.

9040237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 9040237 is about 3006.6986879300. The cubic root of 9040237 is about 208.3179079068.

The spelling of 9040237 in words is "nine million, forty thousand, two hundred thirty-seven".