406006336 has 14 divisors (see below), whose sum is σ = 805668950. Its totient is φ = 203003136.

The previous prime is 406006331. The next prime is 406006339. The reversal of 406006336 is 633600604.

It can be written as a sum of positive squares in only one way, i.e., 284124736 + 121881600 = 16856^2 + 11040^2 .

It is a super-2 number, since 2×406006336² = 329682289744289792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (406006331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171861 + ... + 3171988.

Almost surely, 2^406006336 is an apocalyptic number.

It is an amenable number.

406006336 is a deficient number, since it is larger than the sum of its proper divisors (399662614).

406006336 is an equidigital number, since it uses as much as digits as its factorization.

406006336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6343861 (or 6343851 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 406006336 is about 20149.5989041966. The cubic root of 406006336 is about 740.4759149460.

The spelling of 406006336 in words is "four hundred six million, six thousand, three hundred thirty-six".