797887 has 2 divisors, whose sum is σ = 797888. Its totient is φ = 797886.

The previous prime is 797869. The next prime is 797897. The reversal of 797887 is 788797.

It is a happy number.

797887 is nontrivially palindromic in base 9.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797887 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398943 + 398944.

It is an arithmetic number, because the mean of its divisors is an integer number (398944).

2⁷⁹⁷⁸⁸⁷ is an apocalyptic number.

797887 is a deficient number, since it is larger than the sum of its proper divisors (1).

797887 is an equidigital number, since it uses as much as digits as its factorization.

797887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 197568, while the sum is 46.

The square root of 797887 is about 893.2452070960. The cubic root of 797887 is about 92.7499739661.

The spelling of 797887 in words is "seven hundred ninety-seven thousand, eight hundred eighty-seven".