2424209 has 2 divisors, whose sum is σ = 2424210. Its totient is φ = 2424208.

The previous prime is 2424199. The next prime is 2424241. The reversal of 2424209 is 9024242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1373584 + 1050625 = 1172^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2424209 - 2¹² = 2420113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2424259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212104 + 1212105.

It is an arithmetic number, because the mean of its divisors is an integer number (1212105).

2^2424209 is an apocalyptic number.

It is an amenable number.

2424209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2424209 is an equidigital number, since it uses as much as digits as its factorization.

2424209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2424209 is about 1556.9871547319. The cubic root of 2424209 is about 134.3352598547.

The spelling of 2424209 in words is "two million, four hundred twenty-four thousand, two hundred nine".