9040423 has 4 divisors (see below), whose sum is σ = 10331920. Its totient is φ = 7748928.

The previous prime is 9040417. The next prime is 9040429. The reversal of 9040423 is 3240409.

9040423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9040417) and next prime (9040429).

It is a cyclic number.

It is not a de Polignac number, because 9040423 - 2²¹ = 6943271 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9040394 and 9040403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9040429) 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, 645738 + ... + 645751.

It is an arithmetic number, because the mean of its divisors is an integer number (2582980).

Almost surely, 2^9040423 is an apocalyptic number.

9040423 is a deficient number, since it is larger than the sum of its proper divisors (1291497).

9040423 is a wasteful number, since it uses less digits than its factorization.

9040423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291496.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 9040423 is about 3006.7296187053. The cubic root of 9040423 is about 208.3193365885.

The spelling of 9040423 in words is "nine million, forty thousand, four hundred twenty-three".