3793649 has 2 divisors, whose sum is σ = 3793650. Its totient is φ = 3793648.

The previous prime is 3793633. The next prime is 3793723. The reversal of 3793649 is 9463973.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 1281424 = 1585^2 + 1132^2 .

It is an emirp because it is prime and its reverse (9463973) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3793649 - 2⁴ = 3793633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3793619) 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, 1896824 + 1896825.

It is an arithmetic number, because the mean of its divisors is an integer number (1896825).

Almost surely, 2^3793649 is an apocalyptic number.

It is an amenable number.

3793649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3793649 is an equidigital number, since it uses as much as digits as its factorization.

3793649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 41.

The square root of 3793649 is about 1947.7291906217. The cubic root of 3793649 is about 155.9620908324.

The spelling of 3793649 in words is "three million, seven hundred ninety-three thousand, six hundred forty-nine".