3639676009 has 8 divisors (see below), whose sum is σ = 3801857472. Its totient is φ = 3477822480.

The previous prime is 3639675997. The next prime is 3639676031. The reversal of 3639676009 is 9006769363.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3639676009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3639676609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59154 + ... + 103819.

It is an arithmetic number, because the mean of its divisors is an integer number (475232184).

Almost surely, 2^3639676009 is an apocalyptic number.

It is an amenable number.

3639676009 is a deficient number, since it is larger than the sum of its proper divisors (162181463).

3639676009 is a wasteful number, since it uses less digits than its factorization.

3639676009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163967.

The product of its (nonzero) digits is 1102248, while the sum is 49.

The square root of 3639676009 is about 60329.7274069757. The cubic root of 3639676009 is about 1538.2286950032.

The spelling of 3639676009 in words is "three billion, six hundred thirty-nine million, six hundred seventy-six thousand, nine".