16422303 has 8 divisors (see below), whose sum is σ = 22223488. Its totient is φ = 10784664.

The previous prime is 16422293. The next prime is 16422313. The reversal of 16422303 is 30322461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16422293) and next prime (16422313).

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

It is not a de Polignac number, because 16422303 - 2⁸ = 16422047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16422303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16422313) 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, 40651 + ... + 41052.

It is an arithmetic number, because the mean of its divisors is an integer number (2777936).

Almost surely, 2^16422303 is an apocalyptic number.

16422303 is a deficient number, since it is larger than the sum of its proper divisors (5801185).

16422303 is an equidigital number, since it uses as much as digits as its factorization.

16422303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81773.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 16422303 is about 4052.4440773439. Note that the first 3 decimals coincide. The cubic root of 16422303 is about 254.1819381788.

Adding to 16422303 its reverse (30322461), we get a palindrome (46744764).

The spelling of 16422303 in words is "sixteen million, four hundred twenty-two thousand, three hundred three".