3980431874 has 4 divisors (see below), whose sum is σ = 5970647814. Its totient is φ = 1990215936.

The previous prime is 3980431853. The next prime is 3980431907. The reversal of 3980431874 is 4781340893.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3824556649 + 155875225 = 61843^2 + 12485^2 .

It is a super-3 number, since 3×3980431874³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 995107967 + ... + 995107970.

Almost surely, 2^3980431874 is an apocalyptic number.

3980431874 is a deficient number, since it is larger than the sum of its proper divisors (1990215940).

3980431874 is a wasteful number, since it uses less digits than its factorization.

3980431874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990215939.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 3980431874 is about 63090.6639210589. The cubic root of 3980431874 is about 1584.8082807380.

The spelling of 3980431874 in words is "three billion, nine hundred eighty million, four hundred thirty-one thousand, eight hundred seventy-four".