9431423 has 4 divisors (see below), whose sum is σ = 9439368. Its totient is φ = 9423480.

The previous prime is 9431417. The next prime is 9431431. The reversal of 9431423 is 3241349.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9431423 - 2⁸ = 9431167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9431392 and 9431401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9434423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793 + ... + 4698.

It is an arithmetic number, because the mean of its divisors is an integer number (2359842).

Almost surely, 2^9431423 is an apocalyptic number.

9431423 is a deficient number, since it is larger than the sum of its proper divisors (7945).

9431423 is a wasteful number, since it uses less digits than its factorization.

9431423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7944.

The product of its digits is 2592, while the sum is 26.

The square root of 9431423 is about 3071.0621940951. The cubic root of 9431423 is about 211.2803338675.

The spelling of 9431423 in words is "nine million, four hundred thirty-one thousand, four hundred twenty-three".