466989 has 4 divisors (see below), whose sum is σ = 622656. Its totient is φ = 311324.

The previous prime is 466957. The next prime is 466997. The reversal of 466989 is 989664.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 466989 - 2⁵ = 466957 is a prime.

It is a super-2 number, since 2×466989² = 436157452242, which contains 22 as substring.

It is a D-number.

It is a Curzon number.

466989 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 466989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466909) 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, 77829 + ... + 77834.

It is an arithmetic number, because the mean of its divisors is an integer number (155664).

2⁴⁶⁶⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

466989 is a deficient number, since it is larger than the sum of its proper divisors (155667).

466989 is a wasteful number, since it uses less digits than its factorization.

466989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155666.

The product of its digits is 93312, while the sum is 42.

The square root of 466989 is about 683.3659341817. The cubic root of 466989 is about 77.5834134848.

The spelling of 466989 in words is "four hundred sixty-six thousand, nine hundred eighty-nine".