606813728 has 12 divisors (see below), whose sum is σ = 1194664590. Its totient is φ = 303406848.

The previous prime is 606813709. The next prime is 606813737. The reversal of 606813728 is 827318606.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 548871184 + 57942544 = 23428^2 + 7612^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9481433 + ... + 9481496.

Almost surely, 2^606813728 is an apocalyptic number.

It is an amenable number.

606813728 is a deficient number, since it is larger than the sum of its proper divisors (587850862).

606813728 is a wasteful number, since it uses less digits than its factorization.

606813728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18962939 (or 18962931 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 606813728 is about 24633.5894258226. The cubic root of 606813728 is about 846.6133889498.

The spelling of 606813728 in words is "six hundred six million, eight hundred thirteen thousand, seven hundred twenty-eight".