3998834941 has 2 divisors, whose sum is σ = 3998834942. Its totient is φ = 3998834940.

The previous prime is 3998834927. The next prime is 3998834971. The reversal of 3998834941 is 1494388993.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3784095225 + 214739716 = 61515^2 + 14654^2 .

It is a cyclic number.

It is not a de Polignac number, because 3998834941 - 2²⁵ = 3965280509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3998834971) 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 as a sum of consecutive naturals, namely, 1999417470 + 1999417471.

It is an arithmetic number, because the mean of its divisors is an integer number (1999417471).

Almost surely, 2^3998834941 is an apocalyptic number.

It is an amenable number.

3998834941 is a deficient number, since it is larger than the sum of its proper divisors (1).

3998834941 is an equidigital number, since it uses as much as digits as its factorization.

3998834941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 58.

The square root of 3998834941 is about 63236.3419324679. The cubic root of 3998834941 is about 1587.2469190125.

The spelling of 3998834941 in words is "three billion, nine hundred ninety-eight million, eight hundred thirty-four thousand, nine hundred forty-one".