16223006 has 8 divisors (see below), whose sum is σ = 25173720. Its totient is φ = 7831768.

The previous prime is 16222991. The next prime is 16223021. The reversal of 16223006 is 60032261.

It is an interprime number because it is at equal distance from previous prime (16222991) and next prime (16223021).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139796 + ... + 139911.

It is an arithmetic number, because the mean of its divisors is an integer number (3146715).

Almost surely, 2^16223006 is an apocalyptic number.

16223006 is a deficient number, since it is larger than the sum of its proper divisors (8950714).

16223006 is a wasteful number, since it uses less digits than its factorization.

16223006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279738.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 16223006 is about 4027.7792888886. The cubic root of 16223006 is about 253.1495207867.

Adding to 16223006 its reverse (60032261), we get a palindrome (76255267).

The spelling of 16223006 in words is "sixteen million, two hundred twenty-three thousand, six".