461555 has 4 divisors (see below), whose sum is σ = 553872. Its totient is φ = 369240.

The previous prime is 461521. The next prime is 461561. The reversal of 461555 is 555164.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 461555 - 2⁸ = 461299 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

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, 46151 + ... + 46160.

It is an arithmetic number, because the mean of its divisors is an integer number (138468).

2⁴⁶¹⁵⁵⁵ is an apocalyptic number.

461555 is a deficient number, since it is larger than the sum of its proper divisors (92317).

461555 is an equidigital number, since it uses as much as digits as its factorization.

461555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92316.

The product of its digits is 3000, while the sum is 26.

The square root of 461555 is about 679.3783923558. The cubic root of 461555 is about 77.2813120377.

The spelling of 461555 in words is "four hundred sixty-one thousand, five hundred fifty-five".