605650728 has 32 divisors (see below), whose sum is σ = 1525692960. Its totient is φ = 200341440.

The previous prime is 605650711. The next prime is 605650739. The reversal of 605650728 is 827056506.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93175 + ... + 99462.

It is an arithmetic number, because the mean of its divisors is an integer number (47677905).

Almost surely, 2^605650728 is an apocalyptic number.

It is an amenable number.

605650728 is an abundant number, since it is smaller than the sum of its proper divisors (920042232).

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

605650728 is a wasteful number, since it uses less digits than its factorization.

605650728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192777 (or 192773 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 605650728 is about 24609.9721251366. The cubic root of 605650728 is about 846.0721788983.

The spelling of 605650728 in words is "six hundred five million, six hundred fifty thousand, seven hundred twenty-eight".