2273045555 has 8 divisors (see below), whose sum is σ = 2975623344. Its totient is φ = 1653124000.

The previous prime is 2273045543. The next prime is 2273045557. The reversal of 2273045555 is 5555403722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2273045555 - 2⁴ = 2273045539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2273045557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20663996 + ... + 20664105.

It is an arithmetic number, because the mean of its divisors is an integer number (371952918).

Almost surely, 2^2273045555 is an apocalyptic number.

2273045555 is a deficient number, since it is larger than the sum of its proper divisors (702577789).

2273045555 is a wasteful number, since it uses less digits than its factorization.

2273045555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41328117.

The product of its (nonzero) digits is 210000, while the sum is 38.

The square root of 2273045555 is about 47676.4675180534. The cubic root of 2273045555 is about 1314.8293195082.

The spelling of 2273045555 in words is "two billion, two hundred seventy-three million, forty-five thousand, five hundred fifty-five".