606935440 has 80 divisors (see below), whose sum is σ = 1452049920. Its totient is φ = 235814400.

The previous prime is 606935437. The next prime is 606935443. The reversal of 606935440 is 44539606.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (606935437) and next prime (606935443).

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 606935440.

It is not an unprimeable number, because it can be changed into a prime (606935443) 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 15 ways as a sum of consecutive naturals, for example, 567226 + ... + 568294.

It is an arithmetic number, because the mean of its divisors is an integer number (18150624).

Almost surely, 2^606935440 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 606935440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726024960).

606935440 is an abundant number, since it is smaller than the sum of its proper divisors (845114480).

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

606935440 is a wasteful number, since it uses less digits than its factorization.

606935440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1274 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 606935440 is about 24636.0597498870. The cubic root of 606935440 is about 846.6699884825.

The spelling of 606935440 in words is "six hundred six million, nine hundred thirty-five thousand, four hundred forty".