499625000 has 112 divisors (see below), whose sum is σ = 1340607840. Its totient is φ = 171000000.

The previous prime is 499624997. The next prime is 499625029. The reversal of 499625000 is 526994.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 874715 + ... + 875285.

Almost surely, 2^499625000 is an apocalyptic number.

499625000 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 499625000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670303920).

499625000 is an abundant number, since it is smaller than the sum of its proper divisors (840982840).

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

499625000 is an frugal number, since it uses more digits than its factorization.

499625000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 499625000 is about 22352.2929472571. The cubic root of 499625000 is about 793.5020512256.

The spelling of 499625000 in words is "four hundred ninety-nine million, six hundred twenty-five thousand".