4191423 has 8 divisors (see below), whose sum is σ = 5598768. Its totient is φ = 2789184.

The previous prime is 4191403. The next prime is 4191427. The reversal of 4191423 is 3241914.

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

It is not a de Polignac number, because 4191423 - 2⁵ = 4191391 is a prime.

4191423 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4191393 and 4191402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4191427) 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, 1515 + ... + 3267.

It is an arithmetic number, because the mean of its divisors is an integer number (699846).

Almost surely, 2^4191423 is an apocalyptic number.

4191423 is a deficient number, since it is larger than the sum of its proper divisors (1407345).

4191423 is a wasteful number, since it uses less digits than its factorization.

4191423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553.

The product of its digits is 864, while the sum is 24.

The square root of 4191423 is about 2047.2965100346. The cubic root of 4191423 is about 161.2329613629.

The spelling of 4191423 in words is "four million, one hundred ninety-one thousand, four hundred twenty-three".