1040500 has 24 divisors (see below), whose sum is σ = 2273544. Its totient is φ = 416000.

The previous prime is 1040489. The next prime is 1040503. The reversal of 1040500 is 50401.

It can be written as a sum of positive squares in 4 ways, for example, as 76176 + 964324 = 276^2 + 982^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541 + ... + 1540.

It is an arithmetic number, because the mean of its divisors is an integer number (94731).

2^1040500 is an apocalyptic number.

1040500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040500 is an abundant number, since it is smaller than the sum of its proper divisors (1233044).

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

1040500 is a wasteful number, since it uses less digits than its factorization.

1040500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100 (or 2088 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 1040500 is about 1020.0490184300. The cubic root of 1040500 is about 101.3321743096.

1040500 divided by its product of nonzero digits (20) gives a palindrome (52025).

Adding to 1040500 its reverse (50401), we get a palindrome (1090901).

Subtracting from 1040500 its reverse (50401), we obtain a palindrome (990099).

It can be divided in two parts, 1040 and 500, that added together give a triangular number (1540 = T₅₅).

The spelling of 1040500 in words is "one million, forty thousand, five hundred".