404164 has 12 divisors (see below), whose sum is σ = 716800. Its totient is φ = 199368.

The previous prime is 404161. The next prime is 404167. The reversal of 404164 is 461404.

404164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (404161) and next prime (404167).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404161) 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, 324 + ... + 955.

2⁴⁰⁴¹⁶⁴ is an apocalyptic number.

It is an amenable number.

404164 is a deficient number, since it is larger than the sum of its proper divisors (312636).

404164 is a wasteful number, since it uses less digits than its factorization.

404164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 404164 is about 635.7389401319. The cubic root of 404164 is about 73.9354196732.

Adding to 404164 its reverse (461404), we get a palindrome (865568).

The spelling of 404164 in words is "four hundred four thousand, one hundred sixty-four".