4194023 has 2 divisors, whose sum is σ = 4194024. Its totient is φ = 4194022.

The previous prime is 4194011. The next prime is 4194103. The reversal of 4194023 is 3204914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4194023 - 2⁴ = 4194007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4194023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4194523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097011 + 2097012.

It is an arithmetic number, because the mean of its divisors is an integer number (2097012).

Almost surely, 2^4194023 is an apocalyptic number.

4194023 is a deficient number, since it is larger than the sum of its proper divisors (1).

4194023 is an equidigital number, since it uses as much as digits as its factorization.

4194023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4194023 is about 2047.9313953353. The cubic root of 4194023 is about 161.2662928472.

Adding to 4194023 its reverse (3204914), we get a palindrome (7398937).

The spelling of 4194023 in words is "four million, one hundred ninety-four thousand, twenty-three".