461804 has 12 divisors (see below), whose sum is σ = 923664. Its totient is φ = 197904.

The previous prime is 461803. The next prime is 461819. The reversal of 461804 is 408164.

It is a happy number.

461804 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 461804.

It is not an unprimeable number, because it can be changed into a prime (461801) 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 3 ways as a sum of consecutive naturals, for example, 8219 + ... + 8274.

It is an arithmetic number, because the mean of its divisors is an integer number (76972).

2⁴⁶¹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

461804 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.

461804 is a wasteful number, since it uses less digits than its factorization.

461804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16504 (or 16502 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 461804 is about 679.5616234014. The cubic root of 461804 is about 77.2952067973.

Adding to 461804 its reverse (408164), we get a palindrome (869968).

The spelling of 461804 in words is "four hundred sixty-one thousand, eight hundred four".