499652009 has 8 divisors (see below), whose sum is σ = 502969152. Its totient is φ = 496344240.

The previous prime is 499651993. The next prime is 499652047. The reversal of 499652009 is 900256994.

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

It is a cyclic number.

It is not a de Polignac number, because 499652009 - 2⁴ = 499651993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499652059) 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, 127412 + ... + 131274.

It is an arithmetic number, because the mean of its divisors is an integer number (62871144).

Almost surely, 2^499652009 is an apocalyptic number.

It is an amenable number.

499652009 is a deficient number, since it is larger than the sum of its proper divisors (3317143).

499652009 is a wasteful number, since it uses less digits than its factorization.

499652009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4687.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 499652009 is about 22352.8971052971. The cubic root of 499652009 is about 793.5163494898.

The spelling of 499652009 in words is "four hundred ninety-nine million, six hundred fifty-two thousand, nine".