89192121 has 8 divisors (see below), whose sum is σ = 118984320. Its totient is φ = 59430672.

The previous prime is 89192101. The next prime is 89192123. The reversal of 89192121 is 12129198.

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

It is not a de Polignac number, because 89192121 - 2¹⁰ = 89191097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (89192123) 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, 256 + ... + 13358.

It is an arithmetic number, because the mean of its divisors is an integer number (14873040).

Almost surely, 2^89192121 is an apocalyptic number.

It is an amenable number.

89192121 is a deficient number, since it is larger than the sum of its proper divisors (29792199).

89192121 is a wasteful number, since it uses less digits than its factorization.

89192121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15375.

The product of its digits is 2592, while the sum is 33.

The square root of 89192121 is about 9444.1580355265. The cubic root of 89192121 is about 446.7955413257.

The spelling of 89192121 in words is "eighty-nine million, one hundred ninety-two thousand, one hundred twenty-one".