888779 has 2 divisors, whose sum is σ = 888780. Its totient is φ = 888778.

The previous prime is 888773. The next prime is 888781. The reversal of 888779 is 977888.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 888779 - 2¹⁶ = 823243 is a prime.

It is a super-2 number, since 2×888779² = 1579856221682, which contains 22 as substring.

Together with 888781, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (888773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444389 + 444390.

It is an arithmetic number, because the mean of its divisors is an integer number (444390).

2⁸⁸⁸⁷⁷⁹ is an apocalyptic number.

888779 is a deficient number, since it is larger than the sum of its proper divisors (1).

888779 is an equidigital number, since it uses as much as digits as its factorization.

888779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 47.

The square root of 888779 is about 942.7507623969. The cubic root of 888779 is about 96.1460090105.

The spelling of 888779 in words is "eight hundred eighty-eight thousand, seven hundred seventy-nine".