16042223 has 2 divisors, whose sum is σ = 16042224. Its totient is φ = 16042222.

The previous prime is 16042177. The next prime is 16042231. The reversal of 16042223 is 32224061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16042223 - 2¹⁰ = 16041199 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 16042195 and 16042204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16045223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8021111 + 8021112.

It is an arithmetic number, because the mean of its divisors is an integer number (8021112).

Almost surely, 2^16042223 is an apocalyptic number.

16042223 is a deficient number, since it is larger than the sum of its proper divisors (1).

16042223 is an equidigital number, since it uses as much as digits as its factorization.

16042223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 16042223 is about 4005.2743975913. The cubic root of 16042223 is about 252.2056721452.

Adding to 16042223 its reverse (32224061), we get a palindrome (48266284).

The spelling of 16042223 in words is "sixteen million, forty-two thousand, two hundred twenty-three".