89189136 has 45 divisors (see below), whose sum is σ = 249923271. Its totient is φ = 29691936.

The previous prime is 89189117. The next prime is 89189143. The reversal of 89189136 is 63198198.

The square root of 89189136 is 9444.

It is a perfect power (a square), and thus also a powerful number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 89189091 and 89189100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 112935 + ... + 113721.

Almost surely, 2^89189136 is an apocalyptic number.

89189136 is the 9444-th square number.

It is an amenable number.

89189136 is an abundant number, since it is smaller than the sum of its proper divisors (160734135).

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

89189136 is an equidigital number, since it uses as much as digits as its factorization.

89189136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588 (or 792 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The cubic root of 89189136 is about 446.7905569558.

It can be divided in two parts, 89 and 189136, that added together give a square (189225 = 435²).

The spelling of 89189136 in words is "eighty-nine million, one hundred eighty-nine thousand, one hundred thirty-six".