210468009 has 8 divisors (see below), whose sum is σ = 292825152. Its totient is φ = 134211440.

The previous prime is 210467989. The next prime is 210468017. The reversal of 210468009 is 900864012.

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

It is not a de Polignac number, because 210468009 - 2⁵ = 210467977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210468019) 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, 1525062 + ... + 1525199.

It is an arithmetic number, because the mean of its divisors is an integer number (36603144).

Almost surely, 2^210468009 is an apocalyptic number.

It is an amenable number.

210468009 is a deficient number, since it is larger than the sum of its proper divisors (82357143).

210468009 is a wasteful number, since it uses less digits than its factorization.

210468009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050287.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 210468009 is about 14507.5156039895. The cubic root of 210468009 is about 594.8334246410.

The spelling of 210468009 in words is "two hundred ten million, four hundred sixty-eight thousand, nine".