406808 has 16 divisors (see below), whose sum is σ = 769560. Its totient is φ = 201600.

The previous prime is 406807. The next prime is 406811. The reversal of 406808 is 808604.

406808 is nontrivially palindromic in base 15.

406808 is an undulating number in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568 + ... + 1808.

2⁴⁰⁶⁸⁰⁸ is an apocalyptic number.

It is an amenable number.

406808 is a deficient number, since it is larger than the sum of its proper divisors (362752).

406808 is a wasteful number, since it uses less digits than its factorization.

406808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 406808 is about 637.8150202057. The cubic root of 406808 is about 74.0962953826.

The spelling of 406808 in words is "four hundred six thousand, eight hundred eight".