3935521713 has 8 divisors (see below), whose sum is σ = 5254523968. Its totient is φ = 2620100304.

The previous prime is 3935521621. The next prime is 3935521721. The reversal of 3935521713 is 3171255393.

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

It is not a de Polignac number, because 3935521713 - 2²⁸ = 3667086257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3935521753) 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, 892645 + ... + 897042.

It is an arithmetic number, because the mean of its divisors is an integer number (656815496).

Almost surely, 2^3935521713 is an apocalyptic number.

It is an amenable number.

3935521713 is a deficient number, since it is larger than the sum of its proper divisors (1319002255).

3935521713 is a wasteful number, since it uses less digits than its factorization.

3935521713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790423.

The product of its digits is 85050, while the sum is 39.

The square root of 3935521713 is about 62733.7366414595. The cubic root of 3935521713 is about 1578.8253985602.

The spelling of 3935521713 in words is "three billion, nine hundred thirty-five million, five hundred twenty-one thousand, seven hundred thirteen".