1042804 has 12 divisors (see below), whose sum is σ = 2085664. Its totient is φ = 446904.

The previous prime is 1042799. The next prime is 1042819. The reversal of 1042804 is 4082401.

1042804 = 108² + 109² + ... + 163².

1042804 is an admirable number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18594 + ... + 18649.

2^1042804 is an apocalyptic number.

1042804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1042804 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1042804 is a wasteful number, since it uses less digits than its factorization.

1042804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37254 (or 37252 counting only the distinct ones).

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

The square root of 1042804 is about 1021.1777514223. The cubic root of 1042804 is about 101.4069131262.

The spelling of 1042804 in words is "one million, forty-two thousand, eight hundred four".