89566098 has 16 divisors (see below), whose sum is σ = 189669600. Its totient is φ = 28099136.

The previous prime is 89566073. The next prime is 89566121. The reversal of 89566098 is 89066598.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 89566098.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438948 + ... + 439151.

It is an arithmetic number, because the mean of its divisors is an integer number (11854350).

Almost surely, 2^89566098 is an apocalyptic number.

89566098 is an abundant number, since it is smaller than the sum of its proper divisors (100103502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89566098 is a wasteful number, since it uses less digits than its factorization.

89566098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878121.

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 89566098 is about 9463.9367073116. The cubic root of 89566098 is about 447.4191325218.

Subtracting from 89566098 its reverse (89066598), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 89566098 in words is "eighty-nine million, five hundred sixty-six thousand, ninety-eight".