289466 has 8 divisors (see below), whose sum is σ = 438804. Its totient is φ = 143200.

The previous prime is 289463. The next prime is 289469. The reversal of 289466 is 664982.

It is an interprime number because it is at equal distance from previous prime (289463) and next prime (289469).

It can be written as a sum of positive squares in 2 ways, for example, as 229441 + 60025 = 479^2 + 245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289466.

It is not an unprimeable number, because it can be changed into a prime (289463) 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, 515 + ... + 918.

2²⁸⁹⁴⁶⁶ is an apocalyptic number.

289466 is a deficient number, since it is larger than the sum of its proper divisors (149338).

289466 is a wasteful number, since it uses less digits than its factorization.

289466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536.

The product of its digits is 20736, while the sum is 35.

The square root of 289466 is about 538.0204457082. The cubic root of 289466 is about 66.1504069020.

The spelling of 289466 in words is "two hundred eighty-nine thousand, four hundred sixty-six".