406008244 has 12 divisors (see below), whose sum is σ = 717840004. Its totient is φ = 200911104.

The previous prime is 406008233. The next prime is 406008269. The reversal of 406008244 is 442800604.

It can be written as a sum of positive squares in 2 ways, for example, as 120736144 + 285272100 = 10988^2 + 16890^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522819 + ... + 523594.

Almost surely, 2^406008244 is an apocalyptic number.

It is an amenable number.

406008244 is a deficient number, since it is larger than the sum of its proper divisors (311831760).

406008244 is a wasteful number, since it uses less digits than its factorization.

406008244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046514 (or 1046512 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 406008244 is about 20149.6462499965. The cubic root of 406008244 is about 740.4770748834.

Adding to 406008244 its reverse (442800604), we get a palindrome (848808848).

The spelling of 406008244 in words is "four hundred six million, eight thousand, two hundred forty-four".