600820345 has 4 divisors (see below), whose sum is σ = 720984420. Its totient is φ = 480656272.

The previous prime is 600820343. The next prime is 600820357. The reversal of 600820345 is 543028006.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 354455929 + 246364416 = 18827^2 + 15696^2 .

It is a cyclic number.

It is not a de Polignac number, because 600820345 - 2¹ = 600820343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (600820343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60082030 + ... + 60082039.

It is an arithmetic number, because the mean of its divisors is an integer number (180246105).

Almost surely, 2^600820345 is an apocalyptic number.

It is an amenable number.

600820345 is a deficient number, since it is larger than the sum of its proper divisors (120164075).

600820345 is a wasteful number, since it uses less digits than its factorization.

600820345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120164074.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 600820345 is about 24511.6369302419. The cubic root of 600820345 is about 843.8168823434.

The spelling of 600820345 in words is "six hundred million, eight hundred twenty thousand, three hundred forty-five".