89422881 has 8 divisors (see below), whose sum is σ = 119308704. Its totient is φ = 59576160.

The previous prime is 89422841. The next prime is 89422901. The reversal of 89422881 is 18822498.

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

It is not a de Polignac number, because 89422881 - 2¹⁸ = 89160737 is a prime.

It is a super-2 number, since 2×89422881² = 15992903292680322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89422841) 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, 3940 + ... + 13941.

It is an arithmetic number, because the mean of its divisors is an integer number (14913588).

Almost surely, 2^89422881 is an apocalyptic number.

It is an amenable number.

89422881 is a deficient number, since it is larger than the sum of its proper divisors (29885823).

89422881 is a wasteful number, since it uses less digits than its factorization.

89422881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19551.

The product of its digits is 73728, while the sum is 42.

The square root of 89422881 is about 9456.3672200269. The cubic root of 89422881 is about 447.1805295552.

The spelling of 89422881 in words is "eighty-nine million, four hundred twenty-two thousand, eight hundred eighty-one".