3986479793 has 16 divisors (see below), whose sum is σ = 4106059776. Its totient is φ = 3868509840.

The previous prime is 3986479771. The next prime is 3986479801. The reversal of 3986479793 is 3979746893.

It is not a de Polignac number, because 3986479793 - 2²⁴ = 3969702577 is a prime.

It is a super-2 number, since 2×3986479793² = 31784042279994645698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3986470793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3258980 + ... + 3260202.

It is an arithmetic number, because the mean of its divisors is an integer number (256628736).

Almost surely, 2^3986479793 is an apocalyptic number.

It is an amenable number.

3986479793 is a deficient number, since it is larger than the sum of its proper divisors (119579983).

3986479793 is a wasteful number, since it uses less digits than its factorization.

3986479793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804.

The product of its digits is 61725888, while the sum is 65.

The square root of 3986479793 is about 63138.5761084299. The cubic root of 3986479793 is about 1585.6105338679.

The spelling of 3986479793 in words is "three billion, nine hundred eighty-six million, four hundred seventy-nine thousand, seven hundred ninety-three".