499944385 has 8 divisors (see below), whose sum is σ = 600082560. Its totient is φ = 399855984.

The previous prime is 499944383. The next prime is 499944439. The reversal of 499944385 is 583449994.

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 499944385 - 2¹ = 499944383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (499944383) 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, 15274 + ... + 35116.

It is an arithmetic number, because the mean of its divisors is an integer number (75010320).

Almost surely, 2^499944385 is an apocalyptic number.

It is an amenable number.

499944385 is a deficient number, since it is larger than the sum of its proper divisors (100138175).

499944385 is a wasteful number, since it uses less digits than its factorization.

499944385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24887.

The product of its digits is 5598720, while the sum is 55.

The square root of 499944385 is about 22359.4361512092. The cubic root of 499944385 is about 793.6710971231.

The spelling of 499944385 in words is "four hundred ninety-nine million, nine hundred forty-four thousand, three hundred eighty-five".