606728550 has 96 divisors (see below), whose sum is σ = 1549936512. Its totient is φ = 157006080.

The previous prime is 606728519. The next prime is 606728557. The reversal of 606728550 is 55827606.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 606728499 and 606728508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606728557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 733237 + ... + 734063.

It is an arithmetic number, because the mean of its divisors is an integer number (16145172).

Almost surely, 2^606728550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606728550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774968256).

606728550 is an abundant number, since it is smaller than the sum of its proper divisors (943207962).

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

606728550 is a wasteful number, since it uses less digits than its factorization.

606728550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982 (or 977 counting only the distinct ones).

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

The square root of 606728550 is about 24631.8604656652. The cubic root of 606728550 is about 846.5737742618.

The spelling of 606728550 in words is "six hundred six million, seven hundred twenty-eight thousand, five hundred fifty".