4201423 has 4 divisors (see below), whose sum is σ = 4248720. Its totient is φ = 4154128.

The previous prime is 4201409. The next prime is 4201429. The reversal of 4201423 is 3241024.

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

It is a cyclic number.

It is not a de Polignac number, because 4201423 - 2⁵ = 4201391 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4201397 and 4201406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23515 + ... + 23692.

It is an arithmetic number, because the mean of its divisors is an integer number (1062180).

Almost surely, 2^4201423 is an apocalyptic number.

4201423 is a deficient number, since it is larger than the sum of its proper divisors (47297).

4201423 is an equidigital number, since it uses as much as digits as its factorization.

4201423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47296.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4201423 is about 2049.7373002412. The cubic root of 4201423 is about 161.3610840447.

Adding to 4201423 its reverse (3241024), we get a palindrome (7442447).

It can be divided in two parts, 4201 and 423, that added together give a square (4624 = 68²).

The spelling of 4201423 in words is "four million, two hundred one thousand, four hundred twenty-three".