404214 has 8 divisors (see below), whose sum is σ = 808440. Its totient is φ = 134736.

The previous prime is 404213. The next prime is 404221. The reversal of 404214 is 412404.

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

404214 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 404193 and 404202.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 404214.

It is not an unprimeable number, because it can be changed into a prime (404213) 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, 33679 + ... + 33690.

It is an arithmetic number, because the mean of its divisors is an integer number (101055).

2⁴⁰⁴²¹⁴ is an apocalyptic number.

404214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404214 is a wasteful number, since it uses less digits than its factorization.

404214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67374.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 404214 is about 635.7782632333. The cubic root of 404214 is about 73.9384684509.

Adding to 404214 its reverse (412404), we get a palindrome (816618).

The spelling of 404214 in words is "four hundred four thousand, two hundred fourteen", and thus it is an iban number.