3648899 has 2 divisors, whose sum is σ = 3648900. Its totient is φ = 3648898.

The previous prime is 3648859. The next prime is 3648913. The reversal of 3648899 is 9988463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3648899 - 2⁸ = 3648643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3648859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824449 + 1824450.

It is an arithmetic number, because the mean of its divisors is an integer number (1824450).

Almost surely, 2^3648899 is an apocalyptic number.

3648899 is a deficient number, since it is larger than the sum of its proper divisors (1).

3648899 is an equidigital number, since it uses as much as digits as its factorization.

3648899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 47.

The square root of 3648899 is about 1910.2091508523. The cubic root of 3648899 is about 153.9526896895.

The spelling of 3648899 in words is "three million, six hundred forty-eight thousand, eight hundred ninety-nine".