499944500 has 96 divisors (see below), whose sum is σ = 1261443456. Its totient is φ = 171072000.

The previous prime is 499944493. The next prime is 499944503. The reversal of 499944500 is 5449994.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499944503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90827 + ... + 96173.

It is an arithmetic number, because the mean of its divisors is an integer number (13140036).

Almost surely, 2^499944500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499944500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630721728).

499944500 is an abundant number, since it is smaller than the sum of its proper divisors (761498956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499944500 is a wasteful number, since it uses less digits than its factorization.

499944500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394 (or 5382 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 499944500 is about 22359.4387228302. The cubic root of 499944500 is about 793.6711579780.

The spelling of 499944500 in words is "four hundred ninety-nine million, nine hundred forty-four thousand, five hundred".