404459 has 8 divisors (see below), whose sum is σ = 447552. Its totient is φ = 362440.

The previous prime is 404449. The next prime is 404461. The reversal of 404459 is 954404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404419) 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, 692 + ... + 1134.

It is an arithmetic number, because the mean of its divisors is an integer number (55944).

2⁴⁰⁴⁴⁵⁹ is an apocalyptic number.

404459 is a deficient number, since it is larger than the sum of its proper divisors (43093).

404459 is a wasteful number, since it uses less digits than its factorization.

404459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 404459 is about 635.9709112845. The cubic root of 404459 is about 73.9534038285.

Subtracting 404459 from its reverse (954404), we obtain a palindrome (549945).

The spelling of 404459 in words is "four hundred four thousand, four hundred fifty-nine".