2261315044 has 12 divisors (see below), whose sum is σ = 4190083884. Its totient is φ = 1064148224.

The previous prime is 2261315041. The next prime is 2261315047. The reversal of 2261315044 is 4405131622.

2261315044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2261315041) and next prime (2261315047).

It can be written as a sum of positive squares in 2 ways, for example, as 1700572644 + 560742400 = 41238^2 + 23680^2 .

It is a super-2 number, since 2×2261315044² = 10227091456441443872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261315041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16627249 + ... + 16627384.

It is an arithmetic number, because the mean of its divisors is an integer number (349173657).

Almost surely, 2^2261315044 is an apocalyptic number.

It is an amenable number.

2261315044 is a deficient number, since it is larger than the sum of its proper divisors (1928768840).

2261315044 is a wasteful number, since it uses less digits than its factorization.

2261315044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33254654 (or 33254652 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2261315044 is about 47553.2863638256. The cubic root of 2261315044 is about 1312.5636033153.

Adding to 2261315044 its reverse (4405131622), we get a palindrome (6666446666).

The spelling of 2261315044 in words is "two billion, two hundred sixty-one million, three hundred fifteen thousand, forty-four".