423106673 has 4 divisors (see below), whose sum is σ = 461570928. Its totient is φ = 384642420.

The previous prime is 423106667. The next prime is 423106703. The reversal of 423106673 is 376601324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423106673 - 2⁴ = 423106657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423106633) 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, 19232111 + ... + 19232132.

It is an arithmetic number, because the mean of its divisors is an integer number (115392732).

Almost surely, 2^423106673 is an apocalyptic number.

It is an amenable number.

423106673 is a deficient number, since it is larger than the sum of its proper divisors (38464255).

423106673 is a wasteful number, since it uses less digits than its factorization.

423106673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38464254.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 423106673 is about 20569.5569471002. The cubic root of 423106673 is about 750.7291711458.

Adding to 423106673 its reverse (376601324), we get a palindrome (799707997).

The spelling of 423106673 in words is "four hundred twenty-three million, one hundred six thousand, six hundred seventy-three".