408275 has 12 divisors (see below), whose sum is σ = 578832. Its totient is φ = 279840.

The previous prime is 408271. The next prime is 408283. The reversal of 408275 is 572804.

It is not a de Polignac number, because 408275 - 2² = 408271 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (408271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 992 + ... + 1341.

It is an arithmetic number, because the mean of its divisors is an integer number (48236).

2⁴⁰⁸²⁷⁵ is an apocalyptic number.

408275 is a deficient number, since it is larger than the sum of its proper divisors (170557).

408275 is a wasteful number, since it uses less digits than its factorization.

408275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 408275 is about 638.9640052460. The cubic root of 408275 is about 74.1852553387.

The spelling of 408275 in words is "four hundred eight thousand, two hundred seventy-five".