4205423423 has 8 divisors (see below), whose sum is σ = 4327322496. Its totient is φ = 4084444800.

The previous prime is 4205423413. The next prime is 4205423447. The reversal of 4205423423 is 3243245024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4205423423 - 2²² = 4201229119 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 (4205423413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220838 + ... + 239123.

It is an arithmetic number, because the mean of its divisors is an integer number (540915312).

Almost surely, 2^4205423423 is an apocalyptic number.

4205423423 is a deficient number, since it is larger than the sum of its proper divisors (121899073).

4205423423 is a wasteful number, since it uses less digits than its factorization.

4205423423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460225.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 4205423423 is about 64849.2361019002. The cubic root of 4205423423 is about 1614.1228160507.

Adding to 4205423423 its reverse (3243245024), we get a palindrome (7448668447).

The spelling of 4205423423 in words is "four billion, two hundred five million, four hundred twenty-three thousand, four hundred twenty-three".