13309629 has 8 divisors (see below), whose sum is σ = 17764320. Its totient is φ = 8864016.

The previous prime is 13309627. The next prime is 13309643. The reversal of 13309629 is 92690331.

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

It is not a de Polignac number, because 13309629 - 2¹ = 13309627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13309629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13309627) 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, 2727 + ... + 5835.

It is an arithmetic number, because the mean of its divisors is an integer number (2220540).

Almost surely, 2^13309629 is an apocalyptic number.

It is an amenable number.

13309629 is a deficient number, since it is larger than the sum of its proper divisors (4454691).

13309629 is a wasteful number, since it uses less digits than its factorization.

13309629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 13309629 is about 3648.2364232599. The cubic root of 13309629 is about 236.9856139677.

The spelling of 13309629 in words is "thirteen million, three hundred nine thousand, six hundred twenty-nine".