2225524145 has 16 divisors (see below), whose sum is σ = 3045243600. Its totient is φ = 1546788864.

The previous prime is 2225524129. The next prime is 2225524151. The reversal of 2225524145 is 5414255222.

It can be written as a sum of positive squares in 8 ways, for example, as 526105969 + 1699418176 = 22937^2 + 41224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2225524145 - 2⁴ = 2225524129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1005920 + ... + 1008129.

It is an arithmetic number, because the mean of its divisors is an integer number (190327725).

Almost surely, 2^2225524145 is an apocalyptic number.

It is an amenable number.

2225524145 is a deficient number, since it is larger than the sum of its proper divisors (819719455).

2225524145 is a wasteful number, since it uses less digits than its factorization.

2225524145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014084.

The product of its digits is 32000, while the sum is 32.

The square root of 2225524145 is about 47175.4612590063. The cubic root of 2225524145 is about 1305.6018900659.

Adding to 2225524145 its reverse (5414255222), we get a palindrome (7639779367).

The spelling of 2225524145 in words is "two billion, two hundred twenty-five million, five hundred twenty-four thousand, one hundred forty-five".