3676643 has 2 divisors, whose sum is σ = 3676644. Its totient is φ = 3676642.

The previous prime is 3676639. The next prime is 3676667. The reversal of 3676643 is 3466763.

3676643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3466763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3676643 - 2² = 3676639 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 6⁶ + 7⁵ + 6⁷ + 6⁸ + 4⁴ + 3¹³ .

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (3696643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1838321 + 1838322.

It is an arithmetic number, because the mean of its divisors is an integer number (1838322).

Almost surely, 2^3676643 is an apocalyptic number.

3676643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3676643 is an equidigital number, since it uses as much as digits as its factorization.

3676643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 35.

The square root of 3676643 is about 1917.4574310790. The cubic root of 3676643 is about 154.3418923467.

The spelling of 3676643 in words is "three million, six hundred seventy-six thousand, six hundred forty-three".