16732213 has 2 divisors, whose sum is σ = 16732214. Its totient is φ = 16732212.

The previous prime is 16732207. The next prime is 16732229. The reversal of 16732213 is 31223761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16589329 + 142884 = 4073^2 + 378^2 .

It is an emirp because it is prime and its reverse (31223761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16732213 - 2⁵ = 16732181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16732273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8366106 + 8366107.

It is an arithmetic number, because the mean of its divisors is an integer number (8366107).

Almost surely, 2^16732213 is an apocalyptic number.

It is an amenable number.

16732213 is a deficient number, since it is larger than the sum of its proper divisors (1).

16732213 is an equidigital number, since it uses as much as digits as its factorization.

16732213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 25.

The square root of 16732213 is about 4090.5027808327. The cubic root of 16732213 is about 255.7708979361.

Adding to 16732213 its reverse (31223761), we get a palindrome (47955974).

The spelling of 16732213 in words is "sixteen million, seven hundred thirty-two thousand, two hundred thirteen".