3505225000 has 96 divisors (see below), whose sum is σ = 8278767000. Its totient is φ = 1391200000.

The previous prime is 3505224991. The next prime is 3505225027. The reversal of 3505225000 is 5225053.

It can be written as a sum of positive squares in 12 ways, for example, as 2167274916 + 1337950084 = 46554^2 + 36578^2 .

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, 3724530 + ... + 3725470.

Almost surely, 2^3505225000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3505225000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4139383500).

3505225000 is an abundant number, since it is smaller than the sum of its proper divisors (4773542000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3505225000 is an equidigital number, since it uses as much as digits as its factorization.

3505225000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 3505225000 is about 59204.9406722108. The cubic root of 3505225000 is about 1519.0496425382.

The spelling of 3505225000 in words is "three billion, five hundred five million, two hundred twenty-five thousand".