943604423 has 4 divisors (see below), whose sum is σ = 943843920. Its totient is φ = 943364928.

The previous prime is 943604401. The next prime is 943604447. The reversal of 943604423 is 324406349.

943604423 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, and also an emirpimes, since its reverse is a distinct semiprime: 324406349 = 163 ⋅1990223.

It is a cyclic number.

It is not a de Polignac number, because 943604423 - 2²⁶ = 876495559 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 (943600423) 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, 113738 + ... + 121751.

It is an arithmetic number, because the mean of its divisors is an integer number (235960980).

Almost surely, 2^943604423 is an apocalyptic number.

943604423 is a deficient number, since it is larger than the sum of its proper divisors (239497).

943604423 is a wasteful number, since it uses less digits than its factorization.

943604423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239496.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 943604423 is about 30718.1448495836. The cubic root of 943604423 is about 980.8365836423.

The spelling of 943604423 in words is "nine hundred forty-three million, six hundred four thousand, four hundred twenty-three".