89148321 has 12 divisors (see below), whose sum is σ = 129262848. Its totient is φ = 59204664.

The previous prime is 89148317. The next prime is 89148329. The reversal of 89148321 is 12384198.

It is not a de Polignac number, because 89148321 - 2² = 89148317 is a prime.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (89148329) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 16465 + ... + 21198.

It is an arithmetic number, because the mean of its divisors is an integer number (10771904).

Almost surely, 2^89148321 is an apocalyptic number.

It is an amenable number.

89148321 is a deficient number, since it is larger than the sum of its proper divisors (40114527).

89148321 is a wasteful number, since it uses less digits than its factorization.

89148321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37932 (or 37929 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 89148321 is about 9441.8388569177. The cubic root of 89148321 is about 446.7223926785.

The spelling of 89148321 in words is "eighty-nine million, one hundred forty-eight thousand, three hundred twenty-one".