3669899 has 2 divisors, whose sum is σ = 3669900. Its totient is φ = 3669898.

The previous prime is 3669893. The next prime is 3669931. The reversal of 3669899 is 9989663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3669899 - 2⁸ = 3669643 is a prime.

It is not a weakly prime, because it can be changed into another prime (3669893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1834949 + 1834950.

It is an arithmetic number, because the mean of its divisors is an integer number (1834950).

Almost surely, 2^3669899 is an apocalyptic number.

3669899 is a deficient number, since it is larger than the sum of its proper divisors (1).

3669899 is an equidigital number, since it uses as much as digits as its factorization.

3669899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 50.

The square root of 3669899 is about 1915.6980451000. The cubic root of 3669899 is about 154.2474657375.

The spelling of 3669899 in words is "three million, six hundred sixty-nine thousand, eight hundred ninety-nine".