3679643 has 4 divisors (see below), whose sum is σ = 4014168. Its totient is φ = 3345120.

The previous prime is 3679603. The next prime is 3679649. The reversal of 3679643 is 3469763.

It is a happy number.

3679643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3679643 - 2⁶ = 3679579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3679597 and 3679606.

It is not an unprimeable number, because it can be changed into a prime (3679649) 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 in 3 ways as a sum of consecutive naturals, for example, 167246 + ... + 167267.

It is an arithmetic number, because the mean of its divisors is an integer number (1003542).

Almost surely, 2^3679643 is an apocalyptic number.

3679643 is a deficient number, since it is larger than the sum of its proper divisors (334525).

3679643 is a wasteful number, since it uses less digits than its factorization.

3679643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334524.

The product of its digits is 81648, while the sum is 38.

The square root of 3679643 is about 1918.2395575110. The cubic root of 3679643 is about 154.3838599602.

The spelling of 3679643 in words is "three million, six hundred seventy-nine thousand, six hundred forty-three".