606181212 has 192 divisors, whose sum is σ = 1987722240. Its totient is φ = 155457792.

The previous prime is 606181211. The next prime is 606181253. The reversal of 606181212 is 212181606.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606181211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 362803 + ... + 364469.

It is an arithmetic number, because the mean of its divisors is an integer number (10352720).

Almost surely, 2^606181212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606181212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (993861120).

606181212 is an abundant number, since it is smaller than the sum of its proper divisors (1381541028).

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

606181212 is a wasteful number, since it uses less digits than its factorization.

606181212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737 (or 1729 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 606181212 is about 24620.7475922239. The cubic root of 606181212 is about 846.3191291373.

The spelling of 606181212 in words is "six hundred six million, one hundred eighty-one thousand, two hundred twelve".