499999907 has 8 divisors (see below), whose sum is σ = 560196912. Its totient is φ = 442260000.

The previous prime is 499999897. The next prime is 499999909. The reversal of 499999907 is 709999994.

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 499999907 - 2²⁰ = 498951331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (499999909) 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, 613844 + ... + 614657.

It is an arithmetic number, because the mean of its divisors is an integer number (70024614).

Almost surely, 2^499999907 is an apocalyptic number.

499999907 is a deficient number, since it is larger than the sum of its proper divisors (60197005).

499999907 is a wasteful number, since it uses less digits than its factorization.

499999907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228549.

The product of its (nonzero) digits is 14880348, while the sum is 65.

The square root of 499999907 is about 22360.6776954546. The cubic root of 499999907 is about 793.7004767747.

The spelling of 499999907 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seven".