3670609 has 4 divisors (see below), whose sum is σ = 3756016. Its totient is φ = 3585204.

The previous prime is 3670603. The next prime is 3670633. The reversal of 3670609 is 9060763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9060763 = 1627 ⋅5569.

It is a cyclic number.

It is not a de Polignac number, because 3670609 - 2⁷ = 3670481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3670603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42639 + ... + 42724.

It is an arithmetic number, because the mean of its divisors is an integer number (939004).

Almost surely, 2^3670609 is an apocalyptic number.

It is an amenable number.

3670609 is a deficient number, since it is larger than the sum of its proper divisors (85407).

3670609 is an equidigital number, since it uses as much as digits as its factorization.

3670609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85406.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 3670609 is about 1915.8833471796. The cubic root of 3670609 is about 154.2574123000.

The spelling of 3670609 in words is "three million, six hundred seventy thousand, six hundred nine".