461822 has 16 divisors (see below), whose sum is σ = 751680. Its totient is φ = 212704.

The previous prime is 461819. The next prime is 461843. The reversal of 461822 is 228164.

It is an Ulam number.

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 7 ways as a sum of consecutive naturals, for example, 9803 + ... + 9849.

It is an arithmetic number, because the mean of its divisors is an integer number (46980).

2⁴⁶¹⁸²² is an apocalyptic number.

461822 is a deficient number, since it is larger than the sum of its proper divisors (289858).

461822 is an equidigital number, since it uses as much as digits as its factorization.

461822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 66 counting only the distinct ones).

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

The square root of 461822 is about 679.5748671044. The cubic root of 461822 is about 77.2962110442.

Adding to 461822 its reverse (228164), we get a palindrome (689986).

The spelling of 461822 in words is "four hundred sixty-one thousand, eight hundred twenty-two".