3983896217 has 16 divisors (see below), whose sum is σ = 4798040832. Its totient is φ = 3233947200.

The previous prime is 3983896139. The next prime is 3983896219. The reversal of 3983896217 is 7126983893.

It is not a de Polignac number, because 3983896217 - 2⁸ = 3983895961 is a prime.

It is a super-2 number, since 2×3983896217² = 31742858135653822178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3983896219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106238 + ... + 138759.

It is an arithmetic number, because the mean of its divisors is an integer number (299877552).

Almost surely, 2^3983896217 is an apocalyptic number.

It is an amenable number.

3983896217 is a deficient number, since it is larger than the sum of its proper divisors (814144615).

3983896217 is a wasteful number, since it uses less digits than its factorization.

3983896217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245128.

The product of its digits is 3919104, while the sum is 56.

The square root of 3983896217 is about 63118.1132243352. The cubic root of 3983896217 is about 1585.2679232756.

The spelling of 3983896217 in words is "three billion, nine hundred eighty-three million, eight hundred ninety-six thousand, two hundred seventeen".