3530665641 has 8 divisors (see below), whose sum is σ = 4707854784. Its totient is φ = 2353626800.

The previous prime is 3530665637. The next prime is 3530665643. The reversal of 3530665641 is 1465660353.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3530665641 - 2² = 3530665637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3530665641.

It is not an unprimeable number, because it can be changed into a prime (3530665643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 40291 + ... + 93191.

It is an arithmetic number, because the mean of its divisors is an integer number (588481848).

Almost surely, 2^3530665641 is an apocalyptic number.

It is an amenable number.

3530665641 is a deficient number, since it is larger than the sum of its proper divisors (1177189143).

3530665641 is a wasteful number, since it uses less digits than its factorization.

3530665641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75151.

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 3530665641 is about 59419.4045830148. The cubic root of 3530665641 is about 1522.7158338430.

The spelling of 3530665641 in words is "three billion, five hundred thirty million, six hundred sixty-five thousand, six hundred forty-one".