29229009 has 4 divisors (see below), whose sum is σ = 38972016. Its totient is φ = 19486004.

The previous prime is 29229007. The next prime is 29229017. The reversal of 29229009 is 90092292.

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.

It is a cyclic number.

It is not a de Polignac number, because 29229009 - 2¹ = 29229007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29229007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4871499 + ... + 4871504.

It is an arithmetic number, because the mean of its divisors is an integer number (9743004).

Almost surely, 2^29229009 is an apocalyptic number.

It is an amenable number.

29229009 is a deficient number, since it is larger than the sum of its proper divisors (9743007).

29229009 is an equidigital number, since it uses as much as digits as its factorization.

29229009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9743006.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 29229009 is about 5406.3859462676. The cubic root of 29229009 is about 308.0382851436.

The spelling of 29229009 in words is "twenty-nine million, two hundred twenty-nine thousand, nine".