406273 has 8 divisors (see below), whose sum is σ = 468992. Its totient is φ = 344736.

The previous prime is 406271. The next prime is 406309. The reversal of 406273 is 372604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 406273 - 2¹ = 406271 is a prime.

It is a Duffinian number.

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

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661 + ... + 1117.

It is an arithmetic number, because the mean of its divisors is an integer number (58624).

2⁴⁰⁶²⁷³ is an apocalyptic number.

It is an amenable number.

406273 is a deficient number, since it is larger than the sum of its proper divisors (62719).

406273 is a wasteful number, since it uses less digits than its factorization.

406273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 406273 is about 637.3954816282. The cubic root of 406273 is about 74.0637993743.

Adding to 406273 its reverse (372604), we get a palindrome (778877).

The spelling of 406273 in words is "four hundred six thousand, two hundred seventy-three".