2232456209 has 2 divisors, whose sum is σ = 2232456210. Its totient is φ = 2232456208.

The previous prime is 2232456197. The next prime is 2232456217. The reversal of 2232456209 is 9026542322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2044848400 + 187607809 = 45220^2 + 13697^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2232456209 is a prime.

It is a super-3 number, since 3×2232456209³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2232456409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116228104 + 1116228105.

It is an arithmetic number, because the mean of its divisors is an integer number (1116228105).

Almost surely, 2^2232456209 is an apocalyptic number.

It is an amenable number.

2232456209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232456209 is an equidigital number, since it uses as much as digits as its factorization.

2232456209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2232456209 is about 47248.8752141255. The cubic root of 2232456209 is about 1306.9560482548.

The spelling of 2232456209 in words is "two billion, two hundred thirty-two million, four hundred fifty-six thousand, two hundred nine".