2273347665 has 24 divisors (see below), whose sum is σ = 3941578368. Its totient is φ = 1212110880.

The previous prime is 2273347639. The next prime is 2273347691. The reversal of 2273347665 is 5667433722.

It is an interprime number because it is at equal distance from previous prime (2273347639) and next prime (2273347691).

It is not a de Polignac number, because 2273347665 - 2⁷ = 2273347537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2273347665.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310072 + ... + 317318.

It is an arithmetic number, because the mean of its divisors is an integer number (164232432).

Almost surely, 2^2273347665 is an apocalyptic number.

It is an amenable number.

2273347665 is a deficient number, since it is larger than the sum of its proper divisors (1668230703).

2273347665 is a wasteful number, since it uses less digits than its factorization.

2273347665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14229 (or 14226 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The square root of 2273347665 is about 47679.6357473503. The cubic root of 2273347665 is about 1314.8875681559.

The spelling of 2273347665 in words is "two billion, two hundred seventy-three million, three hundred forty-seven thousand, six hundred sixty-five".