3659413 has 4 divisors (see below), whose sum is σ = 3700620. Its totient is φ = 3618208.

The previous prime is 3659401. The next prime is 3659441. The reversal of 3659413 is 3149563.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1580049 + 2079364 = 1257^2 + 1442^2 .

It is a cyclic number.

It is not a de Polignac number, because 3659413 - 2¹⁷ = 3528341 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3659443) 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, 20470 + ... + 20647.

It is an arithmetic number, because the mean of its divisors is an integer number (925155).

Almost surely, 2^3659413 is an apocalyptic number.

It is an amenable number.

3659413 is a deficient number, since it is larger than the sum of its proper divisors (41207).

3659413 is an equidigital number, since it uses as much as digits as its factorization.

3659413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41206.

The product of its digits is 9720, while the sum is 31.

The square root of 3659413 is about 1912.9592259115. The cubic root of 3659413 is about 154.1004151985.

The spelling of 3659413 in words is "three million, six hundred fifty-nine thousand, four hundred thirteen".