16227773 has 4 divisors (see below), whose sum is σ = 16502880. Its totient is φ = 15952668.

The previous prime is 16227749. The next prime is 16227797. The reversal of 16227773 is 37772261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37772261 = 3041 ⋅12421.

It is an interprime number because it is at equal distance from previous prime (16227749) and next prime (16227797).

It is a cyclic number.

It is not a de Polignac number, because 16227773 - 2⁶ = 16227709 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 (16227073) 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, 137465 + ... + 137582.

It is an arithmetic number, because the mean of its divisors is an integer number (4125720).

Almost surely, 2^16227773 is an apocalyptic number.

It is an amenable number.

16227773 is a deficient number, since it is larger than the sum of its proper divisors (275107).

16227773 is an equidigital number, since it uses as much as digits as its factorization.

16227773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275106.

The product of its digits is 24696, while the sum is 35.

The square root of 16227773 is about 4028.3710107188. The cubic root of 16227773 is about 253.1743136762.

The spelling of 16227773 in words is "sixteen million, two hundred twenty-seven thousand, seven hundred seventy-three".