9393445423 has 4 divisors (see below), whose sum is σ = 9396752328. Its totient is φ = 9390138520.

The previous prime is 9393445409. The next prime is 9393445469. The reversal of 9393445423 is 3245443939.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9393445423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9393445483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1649188 + ... + 1654873.

It is an arithmetic number, because the mean of its divisors is an integer number (2349188082).

Almost surely, 2^9393445423 is an apocalyptic number.

9393445423 is a deficient number, since it is larger than the sum of its proper divisors (3306905).

9393445423 is a wasteful number, since it uses less digits than its factorization.

9393445423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306904.

The product of its digits is 1399680, while the sum is 46.

The square root of 9393445423 is about 96919.7886037728. The cubic root of 9393445423 is about 2109.9636437212.

The spelling of 9393445423 in words is "nine billion, three hundred ninety-three million, four hundred forty-five thousand, four hundred twenty-three".