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2225030225 = 521110775617
BaseRepresentation
bin1000010010011111…
…0100010001010001
312202001210020122212
42010213310101101
514024101431400
61004442041505
7106065305405
oct20447642121
95661706585
102225030225
11a41a76160
125211a9295
13295c86542
14171715105
15d0513335
hex849f4451

2225030225 has 24 divisors (see below), whose sum is σ = 3038028768. Its totient is φ = 1603059200.

The previous prime is 2225030209. The next prime is 2225030251. The reversal of 2225030225 is 5220305222.

It is a happy number.

It is not a de Polignac number, because 2225030225 - 24 = 2225030209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2225030225.

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 23 ways as a sum of consecutive naturals, for example, 8384 + ... + 67233.

It is an arithmetic number, because the mean of its divisors is an integer number (126584532).

Almost surely, 22225030225 is an apocalyptic number.

2225030225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2225030225 is a deficient number, since it is larger than the sum of its proper divisors (812998543).

2225030225 is a wasteful number, since it uses less digits than its factorization.

2225030225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75745 (or 75740 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 2225030225 is about 47170.2260435542. The cubic root of 2225030225 is about 1305.5052970006.

Adding to 2225030225 its reverse (5220305222), we get a palindrome (7445335447).

The spelling of 2225030225 in words is "two billion, two hundred twenty-five million, thirty thousand, two hundred twenty-five".

Divisors: 1 5 11 25 55 107 275 535 1177 2675 5885 29425 75617 378085 831787 1890425 4158935 8091019 20794675 40455095 89001209 202275475 445006045 2225030225