406828684 has 24 divisors (see below), whose sum is σ = 750503600. Its totient is φ = 192430080.

The previous prime is 406828661. The next prime is 406828729. The reversal of 406828684 is 486828604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54964 + ... + 61924.

Almost surely, 2^406828684 is an apocalyptic number.

It is an amenable number.

406828684 is a deficient number, since it is larger than the sum of its proper divisors (343674916).

406828684 is a wasteful number, since it uses less digits than its factorization.

406828684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7753 (or 7751 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 46.

The square root of 406828684 is about 20169.9946455124. The cubic root of 406828684 is about 740.9755116075.

The spelling of 406828684 in words is "four hundred six million, eight hundred twenty-eight thousand, six hundred eighty-four".