405326325 has 24 divisors (see below), whose sum is σ = 709561728. Its totient is φ = 203457280.

The previous prime is 405326303. The next prime is 405326329. The reversal of 405326325 is 523623504.

It is not a de Polignac number, because 405326325 - 2⁵ = 405326293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 405326292 and 405326301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405326329) 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, 157677 + ... + 160226.

It is an arithmetic number, because the mean of its divisors is an integer number (29565072).

Almost surely, 2^405326325 is an apocalyptic number.

It is an amenable number.

405326325 is a deficient number, since it is larger than the sum of its proper divisors (304235403).

405326325 is a wasteful number, since it uses less digits than its factorization.

405326325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317933 (or 317928 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 405326325 is about 20132.7177748063. The cubic root of 405326325 is about 740.0622817071.

Adding to 405326325 its reverse (523623504), we get a palindrome (928949829).

The spelling of 405326325 in words is "four hundred five million, three hundred twenty-six thousand, three hundred twenty-five".