405327 has 16 divisors (see below), whose sum is σ = 613760. Its totient is φ = 235872.

The previous prime is 405323. The next prime is 405341. The reversal of 405327 is 723504.

It is a happy number.

It is not a de Polignac number, because 405327 - 2² = 405323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468 + ... + 1014.

It is an arithmetic number, because the mean of its divisors is an integer number (38360).

2⁴⁰⁵³²⁷ is an apocalyptic number.

405327 is a deficient number, since it is larger than the sum of its proper divisors (208433).

405327 is a wasteful number, since it uses less digits than its factorization.

405327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 405327 is about 636.6529666938. The cubic root of 405327 is about 74.0062692522.

The spelling of 405327 in words is "four hundred five thousand, three hundred twenty-seven".