606806445 has 64 divisors (see below), whose sum is σ = 1152000000. Its totient is φ = 272559168.

The previous prime is 606806393. The next prime is 606806461. The reversal of 606806445 is 544608606.

It is not a de Polignac number, because 606806445 - 2¹⁰ = 606805421 is a prime.

It is a Curzon number.

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 63 ways as a sum of consecutive naturals, for example, 302556 + ... + 304554.

It is an arithmetic number, because the mean of its divisors is an integer number (18000000).

Almost surely, 2^606806445 is an apocalyptic number.

It is an amenable number.

606806445 is a deficient number, since it is larger than the sum of its proper divisors (545193555).

606806445 is a wasteful number, since it uses less digits than its factorization.

606806445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087 (or 2073 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 606806445 is about 24633.4415987698. The cubic root of 606806445 is about 846.6100019083.

The spelling of 606806445 in words is "six hundred six million, eight hundred six thousand, four hundred forty-five".