16455223 has 8 divisors (see below), whose sum is σ = 16724736. Its totient is φ = 16188000.

The previous prime is 16455211. The next prime is 16455233. The reversal of 16455223 is 32255461.

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

It is a cyclic number.

It is not a de Polignac number, because 16455223 - 2⁵ = 16455191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16455191 and 16455200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16455233) 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, 18865 + ... + 19717.

It is an arithmetic number, because the mean of its divisors is an integer number (2090592).

Almost surely, 2^16455223 is an apocalyptic number.

16455223 is a deficient number, since it is larger than the sum of its proper divisors (269513).

16455223 is a wasteful number, since it uses less digits than its factorization.

16455223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145.

The product of its digits is 7200, while the sum is 28.

The square root of 16455223 is about 4056.5037902115. The cubic root of 16455223 is about 254.3516684205.

The spelling of 16455223 in words is "sixteen million, four hundred fifty-five thousand, two hundred twenty-three".