605403960 has 256 divisors, whose sum is σ = 2180874240. Its totient is φ = 131535360.

The previous prime is 605403917. The next prime is 605403961. The reversal of 605403960 is 69304506.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605403961) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1744507 + ... + 1744853.

It is an arithmetic number, because the mean of its divisors is an integer number (8519040).

Almost surely, 2^605403960 is an apocalyptic number.

605403960 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 605403960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1090437120).

605403960 is an abundant number, since it is smaller than the sum of its proper divisors (1575470280).

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

605403960 is a wasteful number, since it uses less digits than its factorization.

605403960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 605403960 is about 24604.9580369486. The cubic root of 605403960 is about 845.9572546293.

The spelling of 605403960 in words is "six hundred five million, four hundred three thousand, nine hundred sixty".