461866 has 4 divisors (see below), whose sum is σ = 692802. Its totient is φ = 230932.

The previous prime is 461861. The next prime is 461887. The reversal of 461866 is 668164.

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

It can be written as a sum of positive squares in only one way, i.e., 455625 + 6241 = 675^2 + 79^2 .

It is not an unprimeable number, because it can be changed into a prime (461861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115465 + ... + 115468.

2⁴⁶¹⁸⁶⁶ is an apocalyptic number.

461866 is a deficient number, since it is larger than the sum of its proper divisors (230936).

461866 is a wasteful number, since it uses less digits than its factorization.

461866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230935.

The product of its digits is 6912, while the sum is 31.

The square root of 461866 is about 679.6072395141. The cubic root of 461866 is about 77.2986657600.

The spelling of 461866 in words is "four hundred sixty-one thousand, eight hundred sixty-six".