2272345765 has 16 divisors (see below), whose sum is σ = 2801655360. Its totient is φ = 1768619520.

The previous prime is 2272345753. The next prime is 2272345771. The reversal of 2272345765 is 5675432722.

It is not a de Polignac number, because 2272345765 - 2⁷ = 2272345637 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 11091 + ... + 68320.

It is an arithmetic number, because the mean of its divisors is an integer number (175103460).

Almost surely, 2^2272345765 is an apocalyptic number.

It is an amenable number.

2272345765 is a deficient number, since it is larger than the sum of its proper divisors (529309595).

2272345765 is an equidigital number, since it uses as much as digits as its factorization.

2272345765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79572.

The product of its digits is 705600, while the sum is 43.

The square root of 2272345765 is about 47669.1280075480. The cubic root of 2272345765 is about 1314.6943759086.

The spelling of 2272345765 in words is "two billion, two hundred seventy-two million, three hundred forty-five thousand, seven hundred sixty-five".