606695990 has 8 divisors (see below), whose sum is σ = 1092052800. Its totient is φ = 242678392.

The previous prime is 606695989. The next prime is 606696019. The reversal of 606695990 is 99596606.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 30334790 + ... + 30334809.

It is an arithmetic number, because the mean of its divisors is an integer number (136506600).

Almost surely, 2^606695990 is an apocalyptic number.

606695990 is a deficient number, since it is larger than the sum of its proper divisors (485356810).

606695990 is a wasteful number, since it uses less digits than its factorization.

606695990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60669606.

The product of its (nonzero) digits is 787320, while the sum is 50.

The square root of 606695990 is about 24631.1995241807. The cubic root of 606695990 is about 846.5586302378.

The spelling of 606695990 in words is "six hundred six million, six hundred ninety-five thousand, nine hundred ninety".