88368869 has 2 divisors, whose sum is σ = 88368870. Its totient is φ = 88368868.

The previous prime is 88368859. The next prime is 88368871. The reversal of 88368869 is 96886388.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83484769 + 4884100 = 9137^2 + 2210^2 .

It is a cyclic number.

It is not a de Polignac number, because 88368869 - 2¹⁶ = 88303333 is a prime.

It is a super-2 number, since 2×88368869² = 15618114016678322, which contains 22 as substring.

Together with 88368871, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88368859) 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, 44184434 + 44184435.

It is an arithmetic number, because the mean of its divisors is an integer number (44184435).

Almost surely, 2^88368869 is an apocalyptic number.

It is an amenable number.

88368869 is a deficient number, since it is larger than the sum of its proper divisors (1).

88368869 is an equidigital number, since it uses as much as digits as its factorization.

88368869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 56.

The square root of 88368869 is about 9400.4717434818. The cubic root of 88368869 is about 445.4166345874.

The spelling of 88368869 in words is "eighty-eight million, three hundred sixty-eight thousand, eight hundred sixty-nine".