2270558765 has 4 divisors (see below), whose sum is σ = 2724670524. Its totient is φ = 1816447008.

The previous prime is 2270558753. The next prime is 2270558821. The reversal of 2270558765 is 5678550722.

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 474324841 + 1796233924 = 21779^2 + 42382^2 .

It is a cyclic number.

It is not a de Polignac number, because 2270558765 - 2⁴ = 2270558749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227055872 + ... + 227055881.

It is an arithmetic number, because the mean of its divisors is an integer number (681167631).

Almost surely, 2^2270558765 is an apocalyptic number.

It is an amenable number.

2270558765 is a deficient number, since it is larger than the sum of its proper divisors (454111759).

2270558765 is an equidigital number, since it uses as much as digits as its factorization.

2270558765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454111758.

The product of its (nonzero) digits is 1176000, while the sum is 47.

The square root of 2270558765 is about 47650.3805336327. The cubic root of 2270558765 is about 1314.3496550464.

The spelling of 2270558765 in words is "two billion, two hundred seventy million, five hundred fifty-eight thousand, seven hundred sixty-five".