499950000 has 360 divisors, whose sum is σ = 1926720432. Its totient is φ = 120000000.

The previous prime is 499949993. The next prime is 499950019. The reversal of 499950000 is 59994.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4949950 + ... + 4950050.

Almost surely, 2^499950000 is an apocalyptic number.

499950000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499950000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (963360216).

499950000 is an abundant number, since it is smaller than the sum of its proper divisors (1426770432).

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

499950000 is a wasteful number, since it uses less digits than its factorization.

499950000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 499950000 is about 22359.5617130569. The cubic root of 499950000 is about 793.6740684180.

The spelling of 499950000 in words is "four hundred ninety-nine million, nine hundred fifty thousand".