3664013 has 2 divisors, whose sum is σ = 3664014. Its totient is φ = 3664012.

The previous prime is 3663971. The next prime is 3664033. The reversal of 3664013 is 3104663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3374569 + 289444 = 1837^2 + 538^2 .

It is a cyclic number.

It is not a de Polignac number, because 3664013 - 2⁶ = 3663949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3664013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3664033) 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, 1832006 + 1832007.

It is an arithmetic number, because the mean of its divisors is an integer number (1832007).

Almost surely, 2^3664013 is an apocalyptic number.

It is an amenable number.

3664013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664013 is an equidigital number, since it uses as much as digits as its factorization.

3664013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3664013 is about 1914.1611739872. The cubic root of 3664013 is about 154.1649578903.

Adding to 3664013 its reverse (3104663), we get a palindrome (6768676).

The spelling of 3664013 in words is "three million, six hundred sixty-four thousand, thirteen".