88997219 has 2 divisors, whose sum is σ = 88997220. Its totient is φ = 88997218.

The previous prime is 88997191. The next prime is 88997263. The reversal of 88997219 is 91279988.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88997219 - 2¹² = 88993123 is a prime.

It is a super-2 number, since 2×88997219² = 15841009979467922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88997819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44498609 + 44498610.

It is an arithmetic number, because the mean of its divisors is an integer number (44498610).

Almost surely, 2^88997219 is an apocalyptic number.

88997219 is a deficient number, since it is larger than the sum of its proper divisors (1).

88997219 is an equidigital number, since it uses as much as digits as its factorization.

88997219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 53.

The square root of 88997219 is about 9433.8337382000. The cubic root of 88997219 is about 446.4698591519.

The spelling of 88997219 in words is "eighty-eight million, nine hundred ninety-seven thousand, two hundred nineteen".