2225310745 has 12 divisors (see below), whose sum is σ = 3106352484. Its totient is φ = 1525927200.

The previous prime is 2225310733. The next prime is 2225310749. The reversal of 2225310745 is 5470135222.

It can be written as a sum of positive squares in 2 ways, for example, as 1687812889 + 537497856 = 41083^2 + 23184^2 .

It is not a de Polignac number, because 2225310745 - 2⁵ = 2225310713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2225310749) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4541206 + ... + 4541695.

It is an arithmetic number, because the mean of its divisors is an integer number (258862707).

Almost surely, 2^2225310745 is an apocalyptic number.

It is an amenable number.

2225310745 is a deficient number, since it is larger than the sum of its proper divisors (881041739).

2225310745 is an equidigital number, since it uses as much as digits as its factorization.

2225310745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9082920 (or 9082913 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 2225310745 is about 47173.1994356965. The cubic root of 2225310745 is about 1305.5601584211.

Adding to 2225310745 its reverse (5470135222), we get a palindrome (7695445967).

The spelling of 2225310745 in words is "two billion, two hundred twenty-five million, three hundred ten thousand, seven hundred forty-five".