2265475209 has 16 divisors (see below), whose sum is σ = 3043001088. Its totient is φ = 1499173712.

The previous prime is 2265475187. The next prime is 2265475231. The reversal of 2265475209 is 9025745622.

It is an interprime number because it is at equal distance from previous prime (2265475187) and next prime (2265475231).

It is a cyclic number.

It is not a de Polignac number, because 2265475209 - 2⁹ = 2265474697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2265475249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231514 + ... + 241100.

It is an arithmetic number, because the mean of its divisors is an integer number (190187568).

Almost surely, 2^2265475209 is an apocalyptic number.

It is an amenable number.

2265475209 is a deficient number, since it is larger than the sum of its proper divisors (777525879).

2265475209 is a wasteful number, since it uses less digits than its factorization.

2265475209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10164.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 2265475209 is about 47597.0084038903. The cubic root of 2265475209 is about 1313.3680225591.

The spelling of 2265475209 in words is "two billion, two hundred sixty-five million, four hundred seventy-five thousand, two hundred nine".