3986674798 has 4 divisors (see below), whose sum is σ = 5980012200. Its totient is φ = 1993337398.

The previous prime is 3986674789. The next prime is 3986674831. The reversal of 3986674798 is 8974766893.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8974766893 = 40973 ⋅219041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996668698 + ... + 996668701.

It is an arithmetic number, because the mean of its divisors is an integer number (1495003050).

Almost surely, 2^3986674798 is an apocalyptic number.

3986674798 is a deficient number, since it is larger than the sum of its proper divisors (1993337402).

3986674798 is a wasteful number, since it uses less digits than its factorization.

3986674798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993337401.

The product of its digits is 109734912, while the sum is 67.

The square root of 3986674798 is about 63140.1203514849. The cubic root of 3986674798 is about 1585.6363876668.

The spelling of 3986674798 in words is "three billion, nine hundred eighty-six million, six hundred seventy-four thousand, seven hundred ninety-eight".