2265224905 has 4 divisors (see below), whose sum is σ = 2718269892. Its totient is φ = 1812179920.

The previous prime is 2265224903. The next prime is 2265224953. The reversal of 2265224905 is 5094225622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 363131136 + 1902093769 = 19056^2 + 43613^2 .

It is not a de Polignac number, because 2265224905 - 2¹ = 2265224903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265224903) 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 in 3 ways as a sum of consecutive naturals, for example, 226522486 + ... + 226522495.

It is an arithmetic number, because the mean of its divisors is an integer number (679567473).

Almost surely, 2^2265224905 is an apocalyptic number.

It is an amenable number.

2265224905 is a deficient number, since it is larger than the sum of its proper divisors (453044987).

2265224905 is an equidigital number, since it uses as much as digits as its factorization.

2265224905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453044986.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 2265224905 is about 47594.3789223055. The cubic root of 2265224905 is about 1313.3196510480.

The spelling of 2265224905 in words is "two billion, two hundred sixty-five million, two hundred twenty-four thousand, nine hundred five".