2722097565 has 24 divisors (see below), whose sum is σ = 5147239968. Its totient is φ = 1319804640.

The previous prime is 2722097551. The next prime is 2722097597. The reversal of 2722097565 is 5657902272.

It is not a de Polignac number, because 2722097565 - 2⁵ = 2722097533 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 2722097565.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2749099 + ... + 2750088.

It is an arithmetic number, because the mean of its divisors is an integer number (214468332).

Almost surely, 2^2722097565 is an apocalyptic number.

It is an amenable number.

2722097565 is a deficient number, since it is larger than the sum of its proper divisors (2425142403).

2722097565 is a wasteful number, since it uses less digits than its factorization.

2722097565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499209 (or 5499206 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The square root of 2722097565 is about 52173.7248526497. The cubic root of 2722097565 is about 1396.2651412559.

The spelling of 2722097565 in words is "two billion, seven hundred twenty-two million, ninety-seven thousand, five hundred sixty-five".