16246213 has 2 divisors, whose sum is σ = 16246214. Its totient is φ = 16246212.

The previous prime is 16246199. The next prime is 16246229. The reversal of 16246213 is 31264261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15864289 + 381924 = 3983^2 + 618^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16246213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16246253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8123106 + 8123107.

It is an arithmetic number, because the mean of its divisors is an integer number (8123107).

Almost surely, 2^16246213 is an apocalyptic number.

It is an amenable number.

16246213 is a deficient number, since it is larger than the sum of its proper divisors (1).

16246213 is an equidigital number, since it uses as much as digits as its factorization.

16246213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 25.

The square root of 16246213 is about 4030.6591272396. The cubic root of 16246213 is about 253.2701733512.

The spelling of 16246213 in words is "sixteen million, two hundred forty-six thousand, two hundred thirteen".