406325 has 6 divisors (see below), whose sum is σ = 503874. Its totient is φ = 325040.

The previous prime is 406313. The next prime is 406327. The reversal of 406325 is 523604.

It can be written as a sum of positive squares in 3 ways, for example, as 47524 + 358801 = 218^2 + 599^2 .

It is not a de Polignac number, because 406325 - 2⁴ = 406309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406297 and 406306.

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 406325.

It is not an unprimeable number, because it can be changed into a prime (406327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8102 + ... + 8151.

It is an arithmetic number, because the mean of its divisors is an integer number (83979).

2⁴⁰⁶³²⁵ is an apocalyptic number.

It is an amenable number.

406325 is a deficient number, since it is larger than the sum of its proper divisors (97549).

406325 is a wasteful number, since it uses less digits than its factorization.

406325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16263 (or 16258 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 406325 is about 637.4362713244. The cubic root of 406325 is about 74.0669591160.

Adding to 406325 its reverse (523604), we get a palindrome (929929).

The spelling of 406325 in words is "four hundred six thousand, three hundred twenty-five".