1040284 has 24 divisors (see below), whose sum is σ = 2122848. Its totient is φ = 436800.

The previous prime is 1040227. The next prime is 1040311. The reversal of 1040284 is 4820401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134 + ... + 1834.

It is an arithmetic number, because the mean of its divisors is an integer number (88452).

2^1040284 is an apocalyptic number.

1040284 is a gapful number since it is divisible by the number (14) 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 1040284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1061424).

1040284 is an abundant number, since it is smaller than the sum of its proper divisors (1082564).

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

1040284 is a wasteful number, since it uses less digits than its factorization.

1040284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1040284 is about 1019.9431356698. The cubic root of 1040284 is about 101.3251618911.

Adding to 1040284 its reverse (4820401), we get a palindrome (5860685).

The spelling of 1040284 in words is "one million, forty thousand, two hundred eighty-four".