89854417 has 2 divisors, whose sum is σ = 89854418. Its totient is φ = 89854416.

The previous prime is 89854409. The next prime is 89854421. The reversal of 89854417 is 71445898.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55935441 + 33918976 = 7479^2 + 5824^2 .

It is a cyclic number.

It is not a de Polignac number, because 89854417 - 2³ = 89854409 is a prime.

It is not a weakly prime, because it can be changed into another prime (89854487) 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, 44927208 + 44927209.

It is an arithmetic number, because the mean of its divisors is an integer number (44927209).

Almost surely, 2^89854417 is an apocalyptic number.

It is an amenable number.

89854417 is a deficient number, since it is larger than the sum of its proper divisors (1).

89854417 is an equidigital number, since it uses as much as digits as its factorization.

89854417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 46.

The square root of 89854417 is about 9479.1569772844. The cubic root of 89854417 is about 447.8987085653.

The spelling of 89854417 in words is "eighty-nine million, eight hundred fifty-four thousand, four hundred seventeen".