606559138 has 8 divisors (see below), whose sum is σ = 915634332. Its totient is φ = 301347696.

The previous prime is 606559127. The next prime is 606559147. The reversal of 606559138 is 831955606.

It can be written as a sum of positive squares in 2 ways, for example, as 479478609 + 127080529 = 21897^2 + 11273^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 606559094 and 606559103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965545 + ... + 966172.

Almost surely, 2^606559138 is an apocalyptic number.

606559138 is a deficient number, since it is larger than the sum of its proper divisors (309075194).

606559138 is a wasteful number, since it uses less digits than its factorization.

606559138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931876.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 606559138 is about 24628.4213460790. The cubic root of 606559138 is about 846.4949729005.

The spelling of 606559138 in words is "six hundred six million, five hundred fifty-nine thousand, one hundred thirty-eight".