89448617 has 2 divisors, whose sum is σ = 89448618. Its totient is φ = 89448616.

The previous prime is 89448581. The next prime is 89448629. The reversal of 89448617 is 71684498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63936016 + 25512601 = 7996^2 + 5051^2 .

It is a cyclic number.

It is not a de Polignac number, because 89448617 - 2⁶ = 89448553 is a prime.

It is a super-3 number, since 3×89448617³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (89448677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44724308 + 44724309.

It is an arithmetic number, because the mean of its divisors is an integer number (44724309).

Almost surely, 2^89448617 is an apocalyptic number.

It is an amenable number.

89448617 is a deficient number, since it is larger than the sum of its proper divisors (1).

89448617 is an equidigital number, since it uses as much as digits as its factorization.

89448617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 47.

The square root of 89448617 is about 9457.7278983908. The cubic root of 89448617 is about 447.2234251173.

The spelling of 89448617 in words is "eighty-nine million, four hundred forty-eight thousand, six hundred seventeen".