16423329 has 16 divisors (see below), whose sum is σ = 24159744. Its totient is φ = 9859200.

The previous prime is 16423327. The next prime is 16423331. The reversal of 16423329 is 92332461.

It is an interprime number because it is at equal distance from previous prime (16423327) and next prime (16423331).

It is not a de Polignac number, because 16423329 - 2¹ = 16423327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16423296 and 16423305.

It is not an unprimeable number, because it can be changed into a prime (16423327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3537 + ... + 6734.

It is an arithmetic number, because the mean of its divisors is an integer number (1509984).

Almost surely, 2^16423329 is an apocalyptic number.

It is an amenable number.

16423329 is a deficient number, since it is larger than the sum of its proper divisors (7736415).

16423329 is a wasteful number, since it uses less digits than its factorization.

16423329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328.

The product of its digits is 7776, while the sum is 30.

The square root of 16423329 is about 4052.5706656393. The cubic root of 16423329 is about 254.1872314932.

The spelling of 16423329 in words is "sixteen million, four hundred twenty-three thousand, three hundred twenty-nine".