605902369 has 2 divisors, whose sum is σ = 605902370. Its totient is φ = 605902368.

The previous prime is 605902351. The next prime is 605902397. The reversal of 605902369 is 963209506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 556016400 + 49885969 = 23580^2 + 7063^2 .

It is a cyclic number.

It is not a de Polignac number, because 605902369 - 2⁵ = 605902337 is a prime.

It is a super-2 number, since 2×605902369² = 734235361519624322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (605902309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302951184 + 302951185.

It is an arithmetic number, because the mean of its divisors is an integer number (302951185).

Almost surely, 2^605902369 is an apocalyptic number.

It is an amenable number.

605902369 is a deficient number, since it is larger than the sum of its proper divisors (1).

605902369 is an equidigital number, since it uses as much as digits as its factorization.

605902369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 605902369 is about 24615.0841761713. The cubic root of 605902369 is about 846.1893404676.

The spelling of 605902369 in words is "six hundred five million, nine hundred two thousand, three hundred sixty-nine".