3644107 has 4 divisors (see below), whose sum is σ = 3666096. Its totient is φ = 3622120.

The previous prime is 3644071. The next prime is 3644117. The reversal of 3644107 is 7014463.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3644107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3644117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10744 + ... + 11077.

It is an arithmetic number, because the mean of its divisors is an integer number (916524).

Almost surely, 2^3644107 is an apocalyptic number.

3644107 is a deficient number, since it is larger than the sum of its proper divisors (21989).

3644107 is a wasteful number, since it uses less digits than its factorization.

3644107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21988.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 3644107 is about 1908.9544258573. The cubic root of 3644107 is about 153.8852662030.

The spelling of 3644107 in words is "three million, six hundred forty-four thousand, one hundred seven".