605397450 has 144 divisors (see below), whose sum is σ = 1803527424. Its totient is φ = 133862400.

The previous prime is 605397449. The next prime is 605397487. The reversal of 605397450 is 54793506.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 605397399 and 605397408.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 226522 + ... + 229178.

It is an arithmetic number, because the mean of its divisors is an integer number (12524496).

Almost surely, 2^605397450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605397450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901763712).

605397450 is an abundant number, since it is smaller than the sum of its proper divisors (1198129974).

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

605397450 is a wasteful number, since it uses less digits than its factorization.

605397450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717 (or 2705 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 605397450 is about 24604.8257461824. The cubic root of 605397450 is about 845.9542223831.

The spelling of 605397450 in words is "six hundred five million, three hundred ninety-seven thousand, four hundred fifty".