606620220 has 96 divisors (see below), whose sum is σ = 1794374400. Its totient is φ = 152699904.

The previous prime is 606620177. The next prime is 606620227. The reversal of 606620220 is 22026606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606620227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383391 + ... + 384969.

It is an arithmetic number, because the mean of its divisors is an integer number (18691400).

Almost surely, 2^606620220 is an apocalyptic number.

606620220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606620220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897187200).

606620220 is an abundant number, since it is smaller than the sum of its proper divisors (1187754180).

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

606620220 is a wasteful number, since it uses less digits than its factorization.

606620220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 606620220 is about 24629.6613862229. The cubic root of 606620220 is about 846.5233866567.

Adding to 606620220 its reverse (22026606), we get a palindrome (628646826).

The spelling of 606620220 in words is "six hundred six million, six hundred twenty thousand, two hundred twenty".