88208969 has 2 divisors, whose sum is σ = 88208970. Its totient is φ = 88208968.

The previous prime is 88208941. The next prime is 88208977. The reversal of 88208969 is 96980288.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75342400 + 12866569 = 8680^2 + 3587^2 .

It is a cyclic number.

It is not a de Polignac number, because 88208969 - 2⁸ = 88208713 is a prime.

It is a super-2 number, since 2×88208969² = 15561644424085922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (88208929) 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, 44104484 + 44104485.

It is an arithmetic number, because the mean of its divisors is an integer number (44104485).

Almost surely, 2^88208969 is an apocalyptic number.

It is an amenable number.

88208969 is a deficient number, since it is larger than the sum of its proper divisors (1).

88208969 is an equidigital number, since it uses as much as digits as its factorization.

88208969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 88208969 is about 9391.9630003530. The cubic root of 88208969 is about 445.1478177451.

The spelling of 88208969 in words is "eighty-eight million, two hundred eight thousand, nine hundred sixty-nine".