616325417 has 2 divisors, whose sum is σ = 616325418. Its totient is φ = 616325416.

The previous prime is 616325399. The next prime is 616325443. The reversal of 616325417 is 714523616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443692096 + 172633321 = 21064^2 + 13139^2 .

It is a cyclic number.

It is not a de Polignac number, because 616325417 - 2¹⁰ = 616324393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (616325467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308162708 + 308162709.

It is an arithmetic number, because the mean of its divisors is an integer number (308162709).

Almost surely, 2^616325417 is an apocalyptic number.

It is an amenable number.

616325417 is a deficient number, since it is larger than the sum of its proper divisors (1).

616325417 is an equidigital number, since it uses as much as digits as its factorization.

616325417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 616325417 is about 24825.9021386938. The cubic root of 616325417 is about 851.0139765531.

The spelling of 616325417 in words is "six hundred sixteen million, three hundred twenty-five thousand, four hundred seventeen".