3671009 has 6 divisors (see below), whose sum is σ = 3874770. Its totient is φ = 3477456.

The previous prime is 3670999. The next prime is 3671021. The reversal of 3671009 is 9001763.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3610000 + 61009 = 1900^2 + 247^2 .

It is not a de Polignac number, because 3671009 - 2¹⁶ = 3605473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3671069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4724 + ... + 5445.

It is an arithmetic number, because the mean of its divisors is an integer number (645795).

Almost surely, 2^3671009 is an apocalyptic number.

It is an amenable number.

3671009 is a deficient number, since it is larger than the sum of its proper divisors (203761).

3671009 is a wasteful number, since it uses less digits than its factorization.

3671009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10207 (or 10188 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 3671009 is about 1915.9877348250. The cubic root of 3671009 is about 154.2630154323.

The spelling of 3671009 in words is "three million, six hundred seventy-one thousand, nine".