406275 has 12 divisors (see below), whose sum is σ = 671832. Its totient is φ = 216640.

The previous prime is 406271. The next prime is 406309. The reversal of 406275 is 572604.

It is a happy number.

It is not a de Polignac number, because 406275 - 2² = 406271 is a prime.

It is a plaindrome in base 13.

It is a zygodrome in base 2.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 406275.

It is not an unprimeable number, because it can be changed into a prime (406271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2634 + ... + 2783.

It is an arithmetic number, because the mean of its divisors is an integer number (55986).

2⁴⁰⁶²⁷⁵ is an apocalyptic number.

406275 is a deficient number, since it is larger than the sum of its proper divisors (265557).

406275 is a wasteful number, since it uses less digits than its factorization.

406275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5430 (or 5425 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 406275 is about 637.3970505109. The cubic root of 406275 is about 74.0639209078.

Adding to 406275 its reverse (572604), we get a palindrome (978879).

The spelling of 406275 in words is "four hundred six thousand, two hundred seventy-five".