89444535 has 16 divisors (see below), whose sum is σ = 144837504. Its totient is φ = 47128352.

The previous prime is 89444527. The next prime is 89444543. The reversal of 89444535 is 53544498.

It is an interprime number because it is at equal distance from previous prime (89444527) and next prime (89444543).

It is a cyclic number.

It is not a de Polignac number, because 89444535 - 2³ = 89444527 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34677 + ... + 37166.

It is an arithmetic number, because the mean of its divisors is an integer number (9052344).

Almost surely, 2^89444535 is an apocalyptic number.

89444535 is a deficient number, since it is larger than the sum of its proper divisors (55392969).

89444535 is a wasteful number, since it uses less digits than its factorization.

89444535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71934.

The product of its digits is 345600, while the sum is 42.

The square root of 89444535 is about 9457.5120935688. The cubic root of 89444535 is about 447.2166219795.

The spelling of 89444535 in words is "eighty-nine million, four hundred forty-four thousand, five hundred thirty-five".