2245502225 has 6 divisors (see below), whose sum is σ = 2784422790. Its totient is φ = 1796401760.

The previous prime is 2245502201. The next prime is 2245502249. The reversal of 2245502225 is 5222055422.

It is an interprime number because it is at equal distance from previous prime (2245502201) and next prime (2245502249).

It can be written as a sum of positive squares in 3 ways, for example, as 274763776 + 1970738449 = 16576^2 + 44393^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2245502225 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44910020 + ... + 44910069.

It is an arithmetic number, because the mean of its divisors is an integer number (464070465).

Almost surely, 2^2245502225 is an apocalyptic number.

2245502225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2245502225 is a deficient number, since it is larger than the sum of its proper divisors (538920565).

2245502225 is an equidigital number, since it uses as much as digits as its factorization.

2245502225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89820099 (or 89820094 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 2245502225 is about 47386.7304738362. The cubic root of 2245502225 is about 1309.4969661185.

Adding to 2245502225 its reverse (5222055422), we get a palindrome (7467557647).

The spelling of 2245502225 in words is "two billion, two hundred forty-five million, five hundred two thousand, two hundred twenty-five".