461885 has 4 divisors (see below), whose sum is σ = 554268. Its totient is φ = 369504.

The previous prime is 461861. The next prime is 461887. The reversal of 461885 is 588164.

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

It can be written as a sum of positive squares in 2 ways, for example, as 273529 + 188356 = 523^2 + 434^2 .

It is a cyclic number.

It is not a de Polignac number, because 461885 - 2¹² = 457789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46184 + ... + 46193.

It is an arithmetic number, because the mean of its divisors is an integer number (138567).

2⁴⁶¹⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

461885 is a deficient number, since it is larger than the sum of its proper divisors (92383).

461885 is an equidigital number, since it uses as much as digits as its factorization.

461885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92382.

The product of its digits is 7680, while the sum is 32.

The square root of 461885 is about 679.6212180325. The cubic root of 461885 is about 77.2997257027.

The spelling of 461885 in words is "four hundred sixty-one thousand, eight hundred eighty-five".