406996 has 6 divisors (see below), whose sum is σ = 712250. Its totient is φ = 203496.

The previous prime is 406993. The next prime is 407023. The reversal of 406996 is 699604.

It can be written as a sum of positive squares in only one way, i.e., 404496 + 2500 = 636^2 + 50^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50871 + ... + 50878.

2⁴⁰⁶⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

406996 is a deficient number, since it is larger than the sum of its proper divisors (305254).

406996 is a wasteful number, since it uses less digits than its factorization.

406996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101753 (or 101751 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 406996 is about 637.9623813361. The cubic root of 406996 is about 74.1077077755.

The spelling of 406996 in words is "four hundred six thousand, nine hundred ninety-six".