834401597 has 2 divisors, whose sum is σ = 834401598. Its totient is φ = 834401596.

The previous prime is 834401569. The next prime is 834401621. The reversal of 834401597 is 795104438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 830938276 + 3463321 = 28826^2 + 1861^2 .

It is a cyclic number.

It is not a de Polignac number, because 834401597 - 2²⁰ = 833353021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834401297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417200798 + 417200799.

It is an arithmetic number, because the mean of its divisors is an integer number (417200799).

Almost surely, 2^834401597 is an apocalyptic number.

It is an amenable number.

834401597 is a deficient number, since it is larger than the sum of its proper divisors (1).

834401597 is an equidigital number, since it uses as much as digits as its factorization.

834401597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 834401597 is about 28886.0104029615. The cubic root of 834401597 is about 941.4379670190.

The spelling of 834401597 in words is "eight hundred thirty-four million, four hundred one thousand, five hundred ninety-seven".