2009229 has 8 divisors (see below), whose sum is σ = 2716992. Its totient is φ = 1320480.

The previous prime is 2009219. The next prime is 2009233. The reversal of 2009229 is 9229002.

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

It is not a de Polignac number, because 2009229 - 2⁸ = 2008973 is a prime.

It is a super-3 number, since 3×2009229³ = 24333779498162747967, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2009199 and 2009208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4504 + ... + 4929.

It is an arithmetic number, because the mean of its divisors is an integer number (339624).

2^2009229 is an apocalyptic number.

It is an amenable number.

2009229 is a deficient number, since it is larger than the sum of its proper divisors (707763).

2009229 is an equidigital number, since it uses as much as digits as its factorization.

2009229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9507.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2009229 is about 1417.4727510608. The cubic root of 2009229 is about 126.1856045156.

The spelling of 2009229 in words is "two million, nine thousand, two hundred twenty-nine".