88168489 has 2 divisors, whose sum is σ = 88168490. Its totient is φ = 88168488.

The previous prime is 88168463. The next prime is 88168513. The reversal of 88168489 is 98486188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64080025 + 24088464 = 8005^2 + 4908^2 .

It is a cyclic number.

It is not a de Polignac number, because 88168489 - 2²⁵ = 54614057 is a prime.

It is not a weakly prime, because it can be changed into another prime (88168429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44084244 + 44084245.

It is an arithmetic number, because the mean of its divisors is an integer number (44084245).

Almost surely, 2^88168489 is an apocalyptic number.

It is an amenable number.

88168489 is a deficient number, since it is larger than the sum of its proper divisors (1).

88168489 is an equidigital number, since it uses as much as digits as its factorization.

88168489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 52.

The square root of 88168489 is about 9389.8077190111. The cubic root of 88168489 is about 445.0797130273.

The spelling of 88168489 in words is "eighty-eight million, one hundred sixty-eight thousand, four hundred eighty-nine".