89044135 has 4 divisors (see below), whose sum is σ = 106852968. Its totient is φ = 71235304.

The previous prime is 89044133. The next prime is 89044177. The reversal of 89044135 is 53144098.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89044135 - 2¹ = 89044133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89044135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89044133) 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, 8904409 + ... + 8904418.

It is an arithmetic number, because the mean of its divisors is an integer number (26713242).

Almost surely, 2^89044135 is an apocalyptic number.

89044135 is a deficient number, since it is larger than the sum of its proper divisors (17808833).

89044135 is a wasteful number, since it uses less digits than its factorization.

89044135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17808832.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 89044135 is about 9436.3199924547. The cubic root of 89044135 is about 446.5482994316.

The spelling of 89044135 in words is "eighty-nine million, forty-four thousand, one hundred thirty-five".