606059921 has 2 divisors, whose sum is σ = 606059922. Its totient is φ = 606059920.

The previous prime is 606059897. The next prime is 606059953. The reversal of 606059921 is 129950606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409050625 + 197009296 = 20225^2 + 14036^2 .

It is a cyclic number.

It is not a de Polignac number, because 606059921 - 2²² = 601865617 is a prime.

It is not a weakly prime, because it can be changed into another prime (606059981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303029960 + 303029961.

It is an arithmetic number, because the mean of its divisors is an integer number (303029961).

Almost surely, 2^606059921 is an apocalyptic number.

It is an amenable number.

606059921 is a deficient number, since it is larger than the sum of its proper divisors (1).

606059921 is an equidigital number, since it uses as much as digits as its factorization.

606059921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 606059921 is about 24618.2842822159. The cubic root of 606059921 is about 846.2626786136.

The spelling of 606059921 in words is "six hundred six million, fifty-nine thousand, nine hundred twenty-one".