289473 has 8 divisors (see below), whose sum is σ = 394368. Its totient is φ = 188784.

The previous prime is 289469. The next prime is 289477. The reversal of 289473 is 374982.

It is an interprime number because it is at equal distance from previous prime (289469) and next prime (289477).

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

It is not a de Polignac number, because 289473 - 2² = 289469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (289477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886 + ... + 1167.

It is an arithmetic number, because the mean of its divisors is an integer number (49296).

2²⁸⁹⁴⁷³ is an apocalyptic number.

It is an amenable number.

289473 is a deficient number, since it is larger than the sum of its proper divisors (104895).

289473 is a wasteful number, since it uses less digits than its factorization.

289473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103.

The product of its digits is 12096, while the sum is 33.

The square root of 289473 is about 538.0269509978. The cubic root of 289473 is about 66.1509401242.

The spelling of 289473 in words is "two hundred eighty-nine thousand, four hundred seventy-three".