461844 has 18 divisors (see below), whose sum is σ = 1167530. Its totient is φ = 153936.

The previous prime is 461843. The next prime is 461861. The reversal of 461844 is 448164.

461844 is a `hidden beast` number, since 4 + 618 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 435600 + 26244 = 660^2 + 162^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6379 + ... + 6450.

2⁴⁶¹⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

461844 is an abundant number, since it is smaller than the sum of its proper divisors (705686).

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

461844 is a wasteful number, since it uses less digits than its factorization.

461844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12839 (or 12834 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 461844 is about 679.5910535020. The cubic root of 461844 is about 77.2974384216.

The spelling of 461844 in words is "four hundred sixty-one thousand, eight hundred forty-four".