404854 has 8 divisors (see below), whose sum is σ = 623808. Its totient is φ = 196920.

The previous prime is 404851. The next prime is 404941. The reversal of 404854 is 458404.

404854 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×404854² = 327813522632, which contains 22 as substring.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2662 + ... + 2809.

It is an arithmetic number, because the mean of its divisors is an integer number (77976).

2⁴⁰⁴⁸⁵⁴ is an apocalyptic number.

404854 is a deficient number, since it is larger than the sum of its proper divisors (218954).

404854 is a wasteful number, since it uses less digits than its factorization.

404854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5510.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 404854 is about 636.2813842947. The cubic root of 404854 is about 73.9774706191.

The spelling of 404854 in words is "four hundred four thousand, eight hundred fifty-four".