16277223 has 4 divisors (see below), whose sum is σ = 21702968. Its totient is φ = 10851480.

The previous prime is 16277221. The next prime is 16277227. The reversal of 16277223 is 32277261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16277223 - 2¹ = 16277221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16277221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2712868 + ... + 2712873.

It is an arithmetic number, because the mean of its divisors is an integer number (5425742).

Almost surely, 2^16277223 is an apocalyptic number.

16277223 is a deficient number, since it is larger than the sum of its proper divisors (5425745).

16277223 is an equidigital number, since it uses as much as digits as its factorization.

16277223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425744.

The product of its digits is 7056, while the sum is 30.

The square root of 16277223 is about 4034.5040587413. The cubic root of 16277223 is about 253.4312142927.

The spelling of 16277223 in words is "sixteen million, two hundred seventy-seven thousand, two hundred twenty-three".