404325 has 24 divisors (see below), whose sum is σ = 744000. Its totient is φ = 215280.

The previous prime is 404323. The next prime is 404357. The reversal of 404325 is 523404.

It is a happy number.

It is not a de Polignac number, because 404325 - 2¹ = 404323 is a prime.

It is a Curzon number.

404325 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 404298 and 404307.

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 404325.

It is not an unprimeable number, because it can be changed into a prime (404321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 376 + ... + 974.

It is an arithmetic number, because the mean of its divisors is an integer number (31000).

2⁴⁰⁴³²⁵ is an apocalyptic number.

404325 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

404325 is a deficient number, since it is larger than the sum of its proper divisors (339675).

404325 is a wasteful number, since it uses less digits than its factorization.

404325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 404325 is about 635.8655518268. The cubic root of 404325 is about 73.9452358389.

Adding to 404325 its reverse (523404), we get a palindrome (927729).

It can be divided in two parts, 404 and 325, that added together give a 6-th power (729 = 3⁶).

The spelling of 404325 in words is "four hundred four thousand, three hundred twenty-five".