2173307265 has 12 divisors (see below), whose sum is σ = 3767066004. Its totient is φ = 1159097184.

The previous prime is 2173307249. The next prime is 2173307317. The reversal of 2173307265 is 5627033712.

2173307265 is a `hidden beast` number, since 21 + 73 + 307 + 265 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 941507856 + 1231799409 = 30684^2 + 35097^2 .

It is not a de Polignac number, because 2173307265 - 2⁴ = 2173307249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24147814 + ... + 24147903.

It is an arithmetic number, because the mean of its divisors is an integer number (313922167).

Almost surely, 2^2173307265 is an apocalyptic number.

It is an amenable number.

2173307265 is a deficient number, since it is larger than the sum of its proper divisors (1593758739).

2173307265 is a wasteful number, since it uses less digits than its factorization.

2173307265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48295728 (or 48295725 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 2173307265 is about 46618.7437089418. The cubic root of 2173307265 is about 1295.3099768295.

The spelling of 2173307265 in words is "two billion, one hundred seventy-three million, three hundred seven thousand, two hundred sixty-five".