606557216 has 24 divisors (see below), whose sum is σ = 1257011280. Its totient is φ = 287316288.

The previous prime is 606557179. The next prime is 606557233. The reversal of 606557216 is 612755606.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 606557216.

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, 498206 + ... + 499421.

It is an arithmetic number, because the mean of its divisors is an integer number (52375470).

Almost surely, 2^606557216 is an apocalyptic number.

It is an amenable number.

606557216 is an abundant number, since it is smaller than the sum of its proper divisors (650454064).

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

606557216 is a wasteful number, since it uses less digits than its factorization.

606557216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997656 (or 997648 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 606557216 is about 24628.3823260887. The cubic root of 606557216 is about 846.4940788052.

The spelling of 606557216 in words is "six hundred six million, five hundred fifty-seven thousand, two hundred sixteen".