16422361 has 2 divisors, whose sum is σ = 16422362. Its totient is φ = 16422360.

The previous prime is 16422353. The next prime is 16422377. The reversal of 16422361 is 16322461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8265625 + 8156736 = 2875^2 + 2856^2 .

It is a cyclic number.

It is not a de Polignac number, because 16422361 - 2³ = 16422353 is a prime.

It is not a weakly prime, because it can be changed into another prime (16422331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8211180 + 8211181.

It is an arithmetic number, because the mean of its divisors is an integer number (8211181).

Almost surely, 2^16422361 is an apocalyptic number.

It is an amenable number.

16422361 is a deficient number, since it is larger than the sum of its proper divisors (1).

16422361 is an equidigital number, since it uses as much as digits as its factorization.

16422361 is an odious number, because the sum of its binary digits is odd.

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

The square root of 16422361 is about 4052.4512335129. The cubic root of 16422361 is about 254.1822374169.

The spelling of 16422361 in words is "sixteen million, four hundred twenty-two thousand, three hundred sixty-one".