499999950 has 72 divisors (see below), whose sum is σ = 1349244000. Its totient is φ = 132746880.

The previous prime is 499999931. The next prime is 499999993. The reversal of 499999950 is 59999994.

499999950 is a `hidden beast` number, since 499 + 9 + 9 + 99 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 105226 + ... + 109874.

It is an arithmetic number, because the mean of its divisors is an integer number (18739500).

Almost surely, 2^499999950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499999950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674622000).

499999950 is an abundant number, since it is smaller than the sum of its proper divisors (849244050).

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

499999950 is a wasteful number, since it uses less digits than its factorization.

499999950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4906 (or 4898 counting only the distinct ones).

The product of its (nonzero) digits is 10628820, while the sum is 63.

The square root of 499999950 is about 22360.6786569639. The cubic root of 499999950 is about 793.7004995274.

It can be divided in two parts, 49 and 9999950, that added together give a palindrome (9999999).

The spelling of 499999950 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty".