3896999 has 2 divisors, whose sum is σ = 3897000. Its totient is φ = 3896998.

The previous prime is 3896993. The next prime is 3897001. The reversal of 3896999 is 9996983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3896999 - 2⁸ = 3896743 is a prime.

It is a Sophie Germain prime.

Together with 3897001, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3896999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3896993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1948499 + 1948500.

It is an arithmetic number, because the mean of its divisors is an integer number (1948500).

Almost surely, 2^3896999 is an apocalyptic number.

3896999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3896999 is an equidigital number, since it uses as much as digits as its factorization.

3896999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 944784, while the sum is 53.

The square root of 3896999 is about 1974.0818118812. The cubic root of 3896999 is about 157.3657073131.

It can be divided in two parts, 389 and 6999, that multiplied together give a triangular number (2722611 = T₂₃₃₃).

The spelling of 3896999 in words is "three million, eight hundred ninety-six thousand, nine hundred ninety-nine".