3525252505 has 4 divisors (see below), whose sum is σ = 4230303012. Its totient is φ = 2820202000.

The previous prime is 3525252491. The next prime is 3525252509. The reversal of 3525252505 is 5052525253.

3525252505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1608651664 + 1916600841 = 40108^2 + 43779^2 .

It is not a de Polignac number, because 3525252505 - 2⁷ = 3525252377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3525252509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352525246 + ... + 352525255.

It is an arithmetic number, because the mean of its divisors is an integer number (1057575753).

Almost surely, 2^3525252505 is an apocalyptic number.

It is an amenable number.

3525252505 is a deficient number, since it is larger than the sum of its proper divisors (705050507).

3525252505 is an equidigital number, since it uses as much as digits as its factorization.

3525252505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705050506.

The product of its (nonzero) digits is 75000, while the sum is 34.

The square root of 3525252505 is about 59373.8368728180. The cubic root of 3525252505 is about 1521.9372380750.

Adding to 3525252505 its reverse (5052525253), we get a palindrome (8577777758).

The spelling of 3525252505 in words is "three billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred five".