89636090 has 8 divisors (see below), whose sum is σ = 161344980. Its totient is φ = 35854432.

The previous prime is 89636069. The next prime is 89636093. The reversal of 89636090 is 9063698.

It can be written as a sum of positive squares in 2 ways, for example, as 89056969 + 579121 = 9437^2 + 761^2 .

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

It is not an unprimeable number, because it can be changed into a prime (89636093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4481795 + ... + 4481814.

Almost surely, 2^89636090 is an apocalyptic number.

89636090 is a deficient number, since it is larger than the sum of its proper divisors (71708890).

89636090 is a wasteful number, since it uses less digits than its factorization.

89636090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8963616.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 89636090 is about 9467.6338120990. The cubic root of 89636090 is about 447.5356483570.

The spelling of 89636090 in words is "eighty-nine million, six hundred thirty-six thousand, ninety".