3629311209 has 12 divisors (see below), whose sum is σ = 5244141552. Its totient is φ = 2418708600.

The previous prime is 3629311199. The next prime is 3629311223. The reversal of 3629311209 is 9021139263.

It is a happy number.

3629311209 is a `hidden beast` number, since 3 + 629 + 3 + 1 + 1 + 20 + 9 = 666.

3629311209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3629311209 - 2⁵ = 3629311177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3629311229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41127 + ... + 94604.

It is an arithmetic number, because the mean of its divisors is an integer number (437011796).

Almost surely, 2^3629311209 is an apocalyptic number.

It is an amenable number.

3629311209 is a deficient number, since it is larger than the sum of its proper divisors (1614830343).

3629311209 is a wasteful number, since it uses less digits than its factorization.

3629311209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138708 (or 138705 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 3629311209 is about 60243.7648972904. The cubic root of 3629311209 is about 1536.7671554867.

The spelling of 3629311209 in words is "three billion, six hundred twenty-nine million, three hundred eleven thousand, two hundred nine".