406696 has 16 divisors (see below), whose sum is σ = 789300. Its totient is φ = 196224.

The previous prime is 406673. The next prime is 406697. The reversal of 406696 is 696604.

It can be written as a sum of positive squares in 2 ways, for example, as 372100 + 34596 = 610^2 + 186^2 .

It is not an unprimeable number, because it can be changed into a prime (406697) by changing a digit.

406696 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645 + ... + 1108.

2⁴⁰⁶⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

406696 is a deficient number, since it is larger than the sum of its proper divisors (382604).

406696 is a wasteful number, since it uses less digits than its factorization.

406696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788 (or 1784 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 406696 is about 637.7272144107. The cubic root of 406696 is about 74.0894948389.

The spelling of 406696 in words is "four hundred six thousand, six hundred ninety-six".