606799638 has 12 divisors (see below), whose sum is σ = 1314732588. Its totient is φ = 202266540.

The previous prime is 606799619. The next prime is 606799643. The reversal of 606799638 is 836997606.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16855528 + ... + 16855563.

It is an arithmetic number, because the mean of its divisors is an integer number (109561049).

Almost surely, 2^606799638 is an apocalyptic number.

606799638 is an abundant number, since it is smaller than the sum of its proper divisors (707932950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606799638 is a wasteful number, since it uses less digits than its factorization.

606799638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33711099 (or 33711096 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The square root of 606799638 is about 24633.3034325484. The cubic root of 606799638 is about 846.6068362114.

The spelling of 606799638 in words is "six hundred six million, seven hundred ninety-nine thousand, six hundred thirty-eight".