406075 has 12 divisors (see below), whose sum is σ = 518320. Its totient is φ = 315360.

The previous prime is 406073. The next prime is 406093. The reversal of 406075 is 570604.

It is not a de Polignac number, because 406075 - 2¹ = 406073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406073) 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, 706 + ... + 1144.

2⁴⁰⁶⁰⁷⁵ is an apocalyptic number.

406075 is a deficient number, since it is larger than the sum of its proper divisors (112245).

406075 is a wasteful number, since it uses less digits than its factorization.

406075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 406075 is about 637.2401431172. The cubic root of 406075 is about 74.0517655815.

Adding to 406075 its reverse (570604), we get a palindrome (976679).

The spelling of 406075 in words is "four hundred six thousand, seventy-five".