10214209 has 2 divisors, whose sum is σ = 10214210. Its totient is φ = 10214208.

The previous prime is 10214179. The next prime is 10214249. The reversal of 10214209 is 90241201.

10214209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7441984 + 2772225 = 2728^2 + 1665^2 .

It is a cyclic number.

It is not a de Polignac number, because 10214209 - 2¹⁷ = 10083137 is a prime.

It is not a weakly prime, because it can be changed into another prime (10214249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5107104 + 5107105.

It is an arithmetic number, because the mean of its divisors is an integer number (5107105).

Almost surely, 2^10214209 is an apocalyptic number.

It is an amenable number.

10214209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10214209 is an equidigital number, since it uses as much as digits as its factorization.

10214209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 10214209 is about 3195.9676156056. The cubic root of 10214209 is about 216.9709447390.

The spelling of 10214209 in words is "ten million, two hundred fourteen thousand, two hundred nine".