89343609 has 8 divisors (see below), whose sum is σ = 120238560. Its totient is φ = 59005536.

The previous prime is 89343599. The next prime is 89343623. The reversal of 89343609 is 90634398.

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

It is not a de Polignac number, because 89343609 - 2⁷ = 89343481 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 not an unprimeable number, because it can be changed into a prime (89343649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138844 + ... + 139485.

It is an arithmetic number, because the mean of its divisors is an integer number (15029820).

Almost surely, 2^89343609 is an apocalyptic number.

It is an amenable number.

89343609 is a deficient number, since it is larger than the sum of its proper divisors (30894951).

89343609 is a wasteful number, since it uses less digits than its factorization.

89343609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278439.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 89343609 is about 9452.1748291068. The cubic root of 89343609 is about 447.0483509500.

The spelling of 89343609 in words is "eighty-nine million, three hundred forty-three thousand, six hundred nine".