798397 has 2 divisors, whose sum is σ = 798398. Its totient is φ = 798396.

The previous prime is 798383. The next prime is 798403. The reversal of 798397 is 793897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 737881 + 60516 = 859^2 + 246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-798397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399198 + 399199.

It is an arithmetic number, because the mean of its divisors is an integer number (399199).

2⁷⁹⁸³⁹⁷ is an apocalyptic number.

It is an amenable number.

798397 is a deficient number, since it is larger than the sum of its proper divisors (1).

798397 is an equidigital number, since it uses as much as digits as its factorization.

798397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 43.

The square root of 798397 is about 893.5306374154. The cubic root of 798397 is about 92.7697313218.

The spelling of 798397 in words is "seven hundred ninety-eight thousand, three hundred ninety-seven".