1040304 has 20 divisors (see below), whose sum is σ = 2687576. Its totient is φ = 346752.

The previous prime is 1040227. The next prime is 1040311. The reversal of 1040304 is 4030401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1040304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10789 + ... + 10884.

2^1040304 is an apocalyptic number.

It is an amenable number.

1040304 is an abundant number, since it is smaller than the sum of its proper divisors (1647272).

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

1040304 is a wasteful number, since it uses less digits than its factorization.

1040304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21684 (or 21678 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1040304 is about 1019.9529400909. The cubic root of 1040304 is about 101.3258112299.

Adding to 1040304 its reverse (4030401), we get a palindrome (5070705).

The spelling of 1040304 in words is "one million, forty thousand, three hundred four".