406703 has 4 divisors (see below), whose sum is σ = 443688. Its totient is φ = 369720.

The previous prime is 406699. The next prime is 406717. The reversal of 406703 is 307604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406703 - 2² = 406699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 406703.

It is not an unprimeable number, because it can be changed into a prime (406403) 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 3 ways as a sum of consecutive naturals, for example, 18476 + ... + 18497.

It is an arithmetic number, because the mean of its divisors is an integer number (110922).

2⁴⁰⁶⁷⁰³ is an apocalyptic number.

406703 is a deficient number, since it is larger than the sum of its proper divisors (36985).

406703 is a wasteful number, since it uses less digits than its factorization.

406703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36984.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 406703 is about 637.7327026270. The cubic root of 406703 is about 74.0899199094.

Subtracting from 406703 its reverse (307604), we obtain a palindrome (99099).

The spelling of 406703 in words is "four hundred six thousand, seven hundred three".