2279667265 has 4 divisors (see below), whose sum is σ = 2735600724. Its totient is φ = 1823733808.

The previous prime is 2279667233. The next prime is 2279667283. The reversal of 2279667265 is 5627669722.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5627669722 = 2 ⋅2813834861.

It can be written as a sum of positive squares in 2 ways, for example, as 244484496 + 2035182769 = 15636^2 + 45113^2 .

It is a cyclic number.

It is not a de Polignac number, because 2279667265 - 2⁵ = 2279667233 is a prime.

It is a super-2 number, since 2×2279667265² = 10393765678225160450, which contains 22 as substring.

It is a Duffinian 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, 227966722 + ... + 227966731.

It is an arithmetic number, because the mean of its divisors is an integer number (683900181).

Almost surely, 2^2279667265 is an apocalyptic number.

It is an amenable number.

2279667265 is a deficient number, since it is larger than the sum of its proper divisors (455933459).

2279667265 is an equidigital number, since it uses as much as digits as its factorization.

2279667265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455933458.

The product of its digits is 3810240, while the sum is 52.

The square root of 2279667265 is about 47745.8612342473. The cubic root of 2279667265 is about 1316.1048442829.

The spelling of 2279667265 in words is "two billion, two hundred seventy-nine million, six hundred sixty-seven thousand, two hundred sixty-five".