3896953817 has 12 divisors (see below), whose sum is σ = 4035392640. Its totient is φ = 3761551008.

The previous prime is 3896953813. The next prime is 3896953831. The reversal of 3896953817 is 7183596983.

It is not a de Polignac number, because 3896953817 - 2² = 3896953813 is a prime.

It is a super-3 number, since 3×3896953817³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3896953813) 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 11 ways as a sum of consecutive naturals, for example, 242684 + ... + 258242.

It is an arithmetic number, because the mean of its divisors is an integer number (336282720).

Almost surely, 2^3896953817 is an apocalyptic number.

It is an amenable number.

3896953817 is a deficient number, since it is larger than the sum of its proper divisors (138438823).

3896953817 is an equidigital number, since it uses as much as digits as its factorization.

3896953817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15752 (or 15679 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 59.

The square root of 3896953817 is about 62425.5862367347. The cubic root of 3896953817 is about 1573.6509912870.

The spelling of 3896953817 in words is "three billion, eight hundred ninety-six million, nine hundred fifty-three thousand, eight hundred seventeen".