3980394433 has 4 divisors (see below), whose sum is σ = 4214535300. Its totient is φ = 3746253568.

The previous prime is 3980394419. The next prime is 3980394443. The reversal of 3980394433 is 3344930893.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1232852544 + 2747541889 = 35112^2 + 52417^2 .

It is a cyclic number.

It is not a de Polignac number, because 3980394433 - 2²⁹ = 3443523521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3980394413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117070408 + ... + 117070441.

It is an arithmetic number, because the mean of its divisors is an integer number (1053633825).

Almost surely, 2^3980394433 is an apocalyptic number.

It is an amenable number.

3980394433 is a deficient number, since it is larger than the sum of its proper divisors (234140867).

3980394433 is a wasteful number, since it uses less digits than its factorization.

3980394433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234140866.

The product of its (nonzero) digits is 839808, while the sum is 46.

The square root of 3980394433 is about 63090.3671965856. The cubic root of 3980394433 is about 1584.8033116798.

The spelling of 3980394433 in words is "three billion, nine hundred eighty million, three hundred ninety-four thousand, four hundred thirty-three".