427459 has 4 divisors (see below), whose sum is σ = 441280. Its totient is φ = 413640.

The previous prime is 427457. The next prime is 427477. The reversal of 427459 is 954724.

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

It is a cyclic number.

It is not a de Polignac number, because 427459 - 2¹ = 427457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 13789 = 427459 / (4 + 2 + 7 + 4 + 5 + 9).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 427459.

It is not an unprimeable number, because it can be changed into a prime (427451) 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, 6864 + ... + 6925.

It is an arithmetic number, because the mean of its divisors is an integer number (110320).

2⁴²⁷⁴⁵⁹ is an apocalyptic number.

427459 is a deficient number, since it is larger than the sum of its proper divisors (13821).

427459 is a wasteful number, since it uses less digits than its factorization.

427459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13820.

The product of its digits is 10080, while the sum is 31.

The square root of 427459 is about 653.8034872957. The cubic root of 427459 is about 75.3294543821.

The spelling of 427459 in words is "four hundred twenty-seven thousand, four hundred fifty-nine".