788813 has 2 divisors, whose sum is σ = 788814. Its totient is φ = 788812.

The previous prime is 788789. The next prime is 788819. The reversal of 788813 is 318887.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426409 + 362404 = 653^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 788813 - 2¹² = 784717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (788819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394406 + 394407.

It is an arithmetic number, because the mean of its divisors is an integer number (394407).

2⁷⁸⁸⁸¹³ is an apocalyptic number.

It is an amenable number.

788813 is a deficient number, since it is larger than the sum of its proper divisors (1).

788813 is an equidigital number, since it uses as much as digits as its factorization.

788813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 35.

The square root of 788813 is about 888.1514510487. The cubic root of 788813 is about 92.3970317569.

The spelling of 788813 in words is "seven hundred eighty-eight thousand, eight hundred thirteen".