2261365316 has 12 divisors (see below), whose sum is σ = 4522730688. Its totient is φ = 969156552.

The previous prime is 2261365303. The next prime is 2261365369. The reversal of 2261365316 is 6135631622.

2261365316 is an admirable number.

It is a super-2 number, since 2×2261365316² = 10227546184815559712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40381496 + ... + 40381551.

It is an arithmetic number, because the mean of its divisors is an integer number (376894224).

Almost surely, 2^2261365316 is an apocalyptic number.

It is an amenable number.

2261365316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2261365316 is a wasteful number, since it uses less digits than its factorization.

2261365316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80763058 (or 80763056 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 2261365316 is about 47553.8149468578. The cubic root of 2261365316 is about 1312.5733299135.

Adding to 2261365316 its reverse (6135631622), we get a palindrome (8396996938).

The spelling of 2261365316 in words is "two billion, two hundred sixty-one million, three hundred sixty-five thousand, three hundred sixteen".