89668851 has 8 divisors (see below), whose sum is σ = 119638464. Its totient is φ = 59739240.

The previous prime is 89668793. The next prime is 89668861. The reversal of 89668851 is 15886698.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89668851 - 2¹⁷ = 89537779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89668794 and 89668803.

It is not an unprimeable number, because it can be changed into a prime (89668861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4305 + ... + 14066.

It is an arithmetic number, because the mean of its divisors is an integer number (14954808).

Almost surely, 2^89668851 is an apocalyptic number.

89668851 is a deficient number, since it is larger than the sum of its proper divisors (29969613).

89668851 is a wasteful number, since it uses less digits than its factorization.

89668851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20001.

The product of its digits is 829440, while the sum is 51.

The square root of 89668851 is about 9469.3638117880. The cubic root of 89668851 is about 447.5901648266.

The spelling of 89668851 in words is "eighty-nine million, six hundred sixty-eight thousand, eight hundred fifty-one".