3982247999 has 2 divisors, whose sum is σ = 3982248000. Its totient is φ = 3982247998.

The previous prime is 3982247989. The next prime is 3982248031. The reversal of 3982247999 is 9997422893.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3982247999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3982247989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1991123999 + 1991124000.

It is an arithmetic number, because the mean of its divisors is an integer number (1991124000).

Almost surely, 2^3982247999 is an apocalyptic number.

3982247999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3982247999 is an equidigital number, since it uses as much as digits as its factorization.

3982247999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17635968, while the sum is 62.

The square root of 3982247999 is about 63105.0552570870. The cubic root of 3982247999 is about 1585.0492740439.

The spelling of 3982247999 in words is "three billion, nine hundred eighty-two million, two hundred forty-seven thousand, nine hundred ninety-nine".