3983386738 has 4 divisors (see below), whose sum is σ = 5975080110. Its totient is φ = 1991693368.

The previous prime is 3983386717. The next prime is 3983386741. The reversal of 3983386738 is 8376833893.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8376833893 = 60961 ⋅137413.

It can be written as a sum of positive squares in only one way, i.e., 3528716409 + 454670329 = 59403^2 + 21323^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 995846683 + ... + 995846686.

Almost surely, 2^3983386738 is an apocalyptic number.

3983386738 is a deficient number, since it is larger than the sum of its proper divisors (1991693372).

3983386738 is a wasteful number, since it uses less digits than its factorization.

3983386738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991693371.

The product of its digits is 15676416, while the sum is 58.

The square root of 3983386738 is about 63114.0771777581. The cubic root of 3983386738 is about 1585.2003432732.

The spelling of 3983386738 in words is "three billion, nine hundred eighty-three million, three hundred eighty-six thousand, seven hundred thirty-eight".