3530281825 has 24 divisors (see below), whose sum is σ = 5071465088. Its totient is φ = 2387594880.

The previous prime is 3530281817. The next prime is 3530281849. The reversal of 3530281825 is 5281820353.

It is not a de Polignac number, because 3530281825 - 2³ = 3530281817 is a prime.

It is a Duffinian number.

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, 125397 + ... + 150946.

Almost surely, 2^3530281825 is an apocalyptic number.

3530281825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3530281825 is a deficient number, since it is larger than the sum of its proper divisors (1541183263).

3530281825 is a wasteful number, since it uses less digits than its factorization.

3530281825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276433 (or 276428 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 3530281825 is about 59416.1747758975. The cubic root of 3530281825 is about 1522.6606540800.

The spelling of 3530281825 in words is "three billion, five hundred thirty million, two hundred eighty-one thousand, eight hundred twenty-five".