89654849 has 2 divisors, whose sum is σ = 89654850.
Its totient is φ = 89654848.
The previous prime is 89654813. The next prime is 89654867. The reversal of 89654849 is 94845698.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 81993025 + 7661824 = 9055^2 + 2768^2
It is a cyclic number.
It is not a de Polignac number, because 89654849 - 224 = 72877633 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 89654849.
It is not a weakly prime, because it can be changed into another prime (89654899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44827424 + 44827425.
It is an arithmetic number, because the mean of its divisors is an integer number (44827425).
Almost surely, 289654849 is an apocalyptic number.
It is an amenable number.
89654849 is a deficient number, since it is larger than the sum of its proper divisors (1).
89654849 is an equidigital number, since it uses as much as digits as its factorization.
89654849 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2488320, while the sum is 53.
The square root of 89654849 is about 9468.6244513129.
The cubic root of 89654849 is about 447.5668661981.
The spelling of 89654849 in words is "eighty-nine million, six hundred fifty-four thousand, eight hundred forty-nine".