89159559 has 4 divisors (see below), whose sum is σ = 118879416. Its totient is φ = 59439704.

The previous prime is 89159549. The next prime is 89159573. The reversal of 89159559 is 95595198.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89159559 - 2¹¹ = 89157511 is a prime.

It is a super-2 number, since 2×89159559² = 15898853922148962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89159549) 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, 14859924 + ... + 14859929.

It is an arithmetic number, because the mean of its divisors is an integer number (29719854).

Almost surely, 2^89159559 is an apocalyptic number.

89159559 is a deficient number, since it is larger than the sum of its proper divisors (29719857).

89159559 is a wasteful number, since it uses less digits than its factorization.

89159559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29719856.

The product of its digits is 729000, while the sum is 51.

The square root of 89159559 is about 9442.4339552893. The cubic root of 89159559 is about 446.7411631024.

The spelling of 89159559 in words is "eighty-nine million, one hundred fifty-nine thousand, five hundred fifty-nine".