89540159 has 6 divisors (see below), whose sum is σ = 90882216. Its totient is φ = 88200420.

The previous prime is 89540153. The next prime is 89540167. The reversal of 89540159 is 95104598.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-89540159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89540153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79172 + ... + 80294.

It is an arithmetic number, because the mean of its divisors is an integer number (15147036).

Almost surely, 2^89540159 is an apocalyptic number.

89540159 is a deficient number, since it is larger than the sum of its proper divisors (1342057).

89540159 is an frugal number, since it uses more digits than its factorization.

89540159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 89540159 is about 9462.5661952771. The cubic root of 89540159 is about 447.3759363956.

The spelling of 89540159 in words is "eighty-nine million, five hundred forty thousand, one hundred fifty-nine".