606424140 has 288 divisors, whose sum is σ = 2249694720. Its totient is φ = 129143808.

The previous prime is 606424129. The next prime is 606424157. The reversal of 606424140 is 41424606.

606424140 is a `hidden beast` number, since 6 + 0 + 642 + 4 + 14 + 0 = 666.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 1747447 + ... + 1747793.

It is an arithmetic number, because the mean of its divisors is an integer number (7811440).

Almost surely, 2^606424140 is an apocalyptic number.

606424140 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 606424140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1124847360).

606424140 is an abundant number, since it is smaller than the sum of its proper divisors (1643270580).

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

606424140 is a wasteful number, since it uses less digits than its factorization.

606424140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 606424140 is about 24625.6804982116. The cubic root of 606424140 is about 846.4321685780.

Adding to 606424140 its reverse (41424606), we get a palindrome (647848746).

The spelling of 606424140 in words is "six hundred six million, four hundred twenty-four thousand, one hundred forty".