4235540225 has 24 divisors (see below), whose sum is σ = 6355450368. Its totient is φ = 2733523200.

The previous prime is 4235540189. The next prime is 4235540279. The reversal of 4235540225 is 5220455324.

It is not a de Polignac number, because 4235540225 - 2³⁰ = 3161798401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4235540191 and 4235540200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 708881 + ... + 714830.

It is an arithmetic number, because the mean of its divisors is an integer number (264810432).

Almost surely, 2^4235540225 is an apocalyptic number.

It is an amenable number.

4235540225 is a deficient number, since it is larger than the sum of its proper divisors (2119910143).

4235540225 is a wasteful number, since it uses less digits than its factorization.

4235540225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423745 (or 1423740 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 4235540225 is about 65081.0281495306. The cubic root of 4235540225 is about 1617.9667914535.

Adding to 4235540225 its reverse (5220455324), we get a palindrome (9455995549).

The spelling of 4235540225 in words is "four billion, two hundred thirty-five million, five hundred forty thousand, two hundred twenty-five".