849013597 has 2 divisors, whose sum is σ = 849013598. Its totient is φ = 849013596.

The previous prime is 849013511. The next prime is 849013601. The reversal of 849013597 is 795310948.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474629796 + 374383801 = 21786^2 + 19349^2 .

It is a cyclic number.

It is not a de Polignac number, because 849013597 - 2¹¹ = 849011549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849013397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424506798 + 424506799.

It is an arithmetic number, because the mean of its divisors is an integer number (424506799).

Almost surely, 2^849013597 is an apocalyptic number.

It is an amenable number.

849013597 is a deficient number, since it is larger than the sum of its proper divisors (1).

849013597 is an equidigital number, since it uses as much as digits as its factorization.

849013597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 849013597 is about 29137.8378916487. The cubic root of 849013597 is about 946.9016685943.

The spelling of 849013597 in words is "eight hundred forty-nine million, thirteen thousand, five hundred ninety-seven".