1000500 has 96 divisors (see below), whose sum is σ = 3144960. Its totient is φ = 246400.

The previous prime is 1000457. The next prime is 1000507. The reversal of 1000500 is 50001.

1000500 = T₆₉ + T₇₀ + ... + T₁₈₄.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000507) 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, 34486 + ... + 34514.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2^1000500 is an apocalyptic number.

1000500 is a gapful number since it is divisible by the number (10) 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 1000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572480).

1000500 is an abundant number, since it is smaller than the sum of its proper divisors (2144460).

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

1000500 is a wasteful number, since it uses less digits than its factorization.

1000500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 6.

The square root of 1000500 is about 1000.2499687578. The cubic root of 1000500 is about 100.0166638897.

Adding to 1000500 its reverse (50001), we get a palindrome (1050501).

The spelling of 1000500 in words is "one million, five hundred", and thus it is an aban number.