89896489 has 4 divisors (see below), whose sum is σ = 93805056. Its totient is φ = 85987924.

The previous prime is 89896487. The next prime is 89896511. The reversal of 89896489 is 98469898.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89896489 - 2¹ = 89896487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89896481) 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, 1954249 + ... + 1954294.

It is an arithmetic number, because the mean of its divisors is an integer number (23451264).

Almost surely, 2^89896489 is an apocalyptic number.

It is an amenable number.

89896489 is a deficient number, since it is larger than the sum of its proper divisors (3908567).

89896489 is a wasteful number, since it uses less digits than its factorization.

89896489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908566.

The product of its digits is 8957952, while the sum is 61.

The square root of 89896489 is about 9481.3759022623. The cubic root of 89896489 is about 447.9686033083.

The spelling of 89896489 in words is "eighty-nine million, eight hundred ninety-six thousand, four hundred eighty-nine".