88919 has 2 divisors, whose sum is σ = 88920. Its totient is φ = 88918.

The previous prime is 88903. The next prime is 88937. The reversal of 88919 is 91988.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88919 - 2⁴ = 88903 is a prime.

It is a super-2 number, since 2×88919² = 15813177122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44459 + 44460.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

2⁸⁸⁹¹⁹ is an apocalyptic number.

88919 is a deficient number, since it is larger than the sum of its proper divisors (1).

88919 is an equidigital number, since it uses as much as digits as its factorization.

88919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 35.

The square root of 88919 is about 298.1928905926. The cubic root of 88919 is about 44.6339021124.

The spelling of 88919 in words is "eighty-eight thousand, nine hundred nineteen".