2272366505 has 4 divisors (see below), whose sum is σ = 2726839812. Its totient is φ = 1817893200.

The previous prime is 2272366469. The next prime is 2272366511. The reversal of 2272366505 is 5056632722.

It is a happy number.

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 1249198336 + 1023168169 = 35344^2 + 31987^2 .

It is not a de Polignac number, because 2272366505 - 2⁶ = 2272366441 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 227236646 + ... + 227236655.

It is an arithmetic number, because the mean of its divisors is an integer number (681709953).

Almost surely, 2^2272366505 is an apocalyptic number.

It is an amenable number.

2272366505 is a deficient number, since it is larger than the sum of its proper divisors (454473307).

2272366505 is an equidigital number, since it uses as much as digits as its factorization.

2272366505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454473306.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 2272366505 is about 47669.3455482661. The cubic root of 2272366505 is about 1314.6983756928.

The spelling of 2272366505 in words is "two billion, two hundred seventy-two million, three hundred sixty-six thousand, five hundred five".