2273000005 has 4 divisors (see below), whose sum is σ = 2727600012. Its totient is φ = 1818400000.

The previous prime is 2272999997. The next prime is 2273000033. The reversal of 2273000005 is 5000003722.

It is a happy number.

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 1517959521 + 755040484 = 38961^2 + 27478^2 .

It is not a de Polignac number, because 2273000005 - 2³ = 2272999997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227299996 + ... + 227300005.

It is an arithmetic number, because the mean of its divisors is an integer number (681900003).

Almost surely, 2^2273000005 is an apocalyptic number.

It is an amenable number.

2273000005 is a deficient number, since it is larger than the sum of its proper divisors (454600007).

2273000005 is an equidigital number, since it uses as much as digits as its factorization.

2273000005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454600006.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 2273000005 is about 47675.9898166782. The cubic root of 2273000005 is about 1314.8205367431.

Adding to 2273000005 its reverse (5000003722), we get a palindrome (7273003727).

The spelling of 2273000005 in words is "two billion, two hundred seventy-three million, five", and thus it is an aban number.